1 2007-09-22 Jason Merrill <jason@redhat.com>
4 * attribs.c (lookup_attribute_spec): Split out...
5 (decl_attributes): From here.
8 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
10 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
12 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
14 * tree-inline.c (remap_type_1): Correctly chain variants.
16 2007-09-22 Richard Guenther <rguenther@suse.de>
18 PR tree-optimization/33146
19 * fold-const.c (fold_binary): Use the original tree
21 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
24 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
27 * except.c (finish_eh_generation): Call commit_edge_insertions if
28 there are insns queued on the entry edge.
29 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
32 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
34 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
36 2007-09-19 Michael Meissner <michael.meissner@amd.com>
38 * gcc/config/i386/i386.c: Delete trailing whitespace.
39 * gcc/config/i386/i386.h: Ditto.
40 * gcc/config/i386/bmmintrin.h: Ditto.
41 * gcc/config/i386/sync.md: Ditto.
42 * gcc/config/i386/ppro.md: Ditto.
43 * gcc/config/i386/mmx.md: Ditto.
44 * gcc/config/i386/constraints.md: Ditto.
45 * gcc/config/i386/sse.md: Ditto.
46 * gcc/config/i386/athlon.md: Ditto.
47 * gcc/config/i386/i386.md: Ditto.
49 2007-09-21 Richard Guenther <rguenther@suse.de>
51 PR tree-optimization/33508
52 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
53 quadratic loop by keeping a bitmap of variables we have
54 to clobber all subvariables for.
55 (set_initial_properties): Likewise.
57 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
59 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
61 2007-09-20 Nigel Stephens <nigel@mips.com>
62 Chao-ying Fu <fu@mips.com>
64 * c-decl.c (finish_declspecs): When _Sat is used without
65 _Fract or _Accum, set the default type to cts_fract.
66 This avoids a warning of "type defaults to int".
68 2007-09-20 Joseph Myers <joseph@codesourcery.com>
70 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
71 bit-fields wider than one bit.
73 2007-09-20 Jakub Jelinek <jakub@redhat.com>
76 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
78 * dbxout.c (dbxout_type): Likewise.
82 * gimplify.c (gimplify_vla_decl): New function.
83 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
85 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
87 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
89 * doc/invoke.texi (-minterlink-mips16): Document.
90 * config/mips/mips.opt (minterlink-mips16): New option.
91 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
94 2007-09-20 Joseph Myers <joseph@codesourcery.com>
96 * doc/extend.texi (Attribute Syntax): Remove old speculative
99 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
101 * combine.c: Include cgraph.h.
102 (setup_incoming_promotions): Rework to allow more aggressive
103 elimination of sign extensions when all call sites of the
104 current function are known to lie within the current unit.
106 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
108 * dse.c (find_shift_sequence): No-op rework of control flow.
110 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
112 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
113 GPR for DCmode on 64-bit targets. Remove redundant fallback.
115 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
117 * cfgexpand.c (dump_stack_var_partition): Use the correct
118 index for the offset.
120 2007-09-19 Joseph Myers <joseph@codesourcery.com>
122 * config/mips/sde.h: Switch to GPLv3.
124 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
126 * tree-sra.c (decide_block_copy): Decide if there are groups.
128 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
130 * config/m68k/m68k.c (output_move_himode): Remove jump table
132 config/m68k/m68k.md (lea): Likewise.
133 * config/m68k/m68k.c (print_operand_address): Use simple pc
136 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
138 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
139 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument default
141 (asm_insn_count): Pass template as second argument to it.
142 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
143 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
144 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
145 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
146 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
147 (sh_insn_length_adjustment): Pass template as second argument to it.
148 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
150 * config/bfin/bfin.md (define_asm_attributes): New.
152 2007-09-19 Jie Zhang <jie.zhang@analog.com>
154 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
156 * config/bfin/print-sysroot-suffix.sh: New.
157 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
158 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
159 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
160 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
161 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
162 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
163 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
164 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
165 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
166 (linux-sysroot-suffix.h): New target.
167 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
168 (mspecld-anomaly): Likewise.
169 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
170 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
171 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
172 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
173 (bfin_si_revision): Declare.
174 (bfin_workarounds): Declare.
175 (WA_SPECULATIVE_LOADS): Define.
176 (ENABLE_WA_SPECULATIVE_LOADS): Define.
177 (WA_SPECULATIVE_SYNCS): Define.
178 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
179 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
180 (LIB_SPEC): Add %s to the linker scripts.
181 Use proper linker script for bf522, bf525, bf527,
182 bf538, bf539, bf542, bf544, bf548, and bf549.
183 * config/bfin/bfin.c (bfin_si_revision): Define.
184 (bfin_workarounds): Define.
185 (struct bfin_cpu): New.
187 (bfin_handle_option): Handle silicon revision part of -mcpu option.
188 (override_options): Set bfin_workarounds.
189 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
190 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
191 ENABLE_WA_SPECULATIVE_LOADS.
192 (bfin_reorg): Likewise.
193 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
194 macros for bf522, bf525, bf527, bf538, bf539,
195 bf542, bf544, bf548, and bf549.
196 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
197 Don't define __ID_SHARED_LIB__ when -msep-data.
198 (TARGET_DEFAULT): Define as 0.
199 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
200 * doc/invoke.texi (Blackfin Options): Document silicon
201 revision part of -mcpu option and it now accepts bf522, bf525,
202 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
204 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
206 * alias.c (memory_modified_1): Deconstify.
207 (memory_modified_in_insn_p): Don't use const_note_stores.
208 * rtl.h (const_note_stores): Delete.
209 * rtlanal.c (const_note_stores): Likewise.
211 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
213 * dse.c (find_shift_sequence): Temporarily revert to forbidding
216 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
220 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
221 (addsi_small_int): Likewise.
222 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
223 (one_cmplsi2): Likewise.
225 (enter_func): Expand insn using hard_frame_pointer_rtx and
228 * config/fr30/fr30.c (fr30_expand_prologue): Check for
229 hard_frame_pointer_rtx instead of using REGNO() check.
230 Properly sign extend GEN_INT() argument.
232 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
234 * config/m68k/m68k.c (override_options): Remove USE_GAS,
236 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
237 alternatives with just jcc.
238 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
239 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
240 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
241 dbge_hi, dbge_si): Likewise.
243 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
245 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
246 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
247 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
248 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
249 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
251 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
253 * config/m68k/m68k-devices.def (51qe): New device.
254 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
255 to all uses of FL_FOR_isa_c for compatibility.
256 (all_microarchs): Add cfv1 microarchitecture.
257 (m68k_handle_option): Handle m51qe option.
258 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
259 (TUNE_CFV1): New macro.
260 (enum uarch_type): Add ucfv1.
261 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
263 2007-09-18 Richard Guenther <rguenther@suse.de>
265 PR tree-optimization/31863
266 * tree-ssa-structalias.c (create_variable_info_for): Always
269 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
271 * opts.c (decode_options): Enable vectorization under -O3.
273 2007-09-18 Richard Guenther <rguenther@suse.de>
275 PR tree-optimization/33340
276 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
277 SSA_NAMEs that occur in abnormal PHI nodes.
279 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
281 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
282 Don't use const_get_call_expr_in.
283 * tree-gimple.c (const_get_call_expr_in): Delete.
284 * tree-gimple.h (const_get_call_expr_in): Likewise.
286 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
288 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
289 not yet have a basic block.
290 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
292 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
294 * config/mips/mips.c (mips_file_start): Add ".previous" directives
297 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
299 * config/mips/mips.c (mips_output_mi_thunk): Use
300 mips_function_ok_for_sibcall and const_call_insn_operand
301 to determine if a direct sibcall is allowed. Use
302 mips_classify_symbol to determine a global pointer is needed.
304 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
306 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
308 2007-09-17 Chao-ying Fu <fu@mips.com>
309 Nigel Stephens <nigel@mips.com>
311 * config/fixed-bit.h: New file.
312 * config/fixed-bit.c: New file.
313 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
315 2007-09-18 Jakub Jelinek <jakub@redhat.com>
317 * c-format.h (format_kind_info): Add alloc_char field.
318 * c-format.c (scanf_flag_specs): Add 'm'.
319 (scanf_flag_pairs): Add 'a', 'm' pair.
320 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
321 (format_types_orig): Add alloc_char fields.
322 (check_format_info_main): Rename aflag to alloc_flag.
323 Handle fki->alloc_char. modifier after width and before length
324 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
325 length modifiers as well.
326 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
329 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
330 returned by build_call_expr.
332 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
334 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
335 NULL for variable-sized records too.
336 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
338 2007-09-17 Tom Tromey <tromey@redhat.com>
340 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
341 (c_builtin_function): Likewise.
342 (grokdeclarator): Likewise.
344 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
346 PR rtl-optimization/26449
347 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
348 (seq_insns_valid_p): Removed.
350 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
352 * tree-nomudflap.c (gate_mudflap): New static function.
353 (pass_mudflap_1): Use it as gate function.
354 (pass_mudflap_2): Likewise.
356 2007-09-17 Jan Hubicka <jh@suse.cz>
360 * loop-invariant.c (move_invariant_reg): Unshare sequence.
362 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
364 PR tree-optimization/33319
365 * tree-vect-analyze.c (vect_same_range_drs): New.
366 (vect_vfa_range_equal): New.
367 (vect_is_duplicate_ddr): Removed.
368 (vect_mark_for_runtime_alias_test): Do not perform marking when
369 optimizing for size or max_param for alias checking is zero.
370 Move the function before vect_analyze_data_ref_dependence.
371 (vect_analyze_data_ref_dependence): Add call to
372 vect_mark_for_runtime_alias_test in two cases when dependence
374 (vect_analyze_data_ref_dependences): Do not call to
375 vect_mark_for_runtime_alias_test.
376 (vect_prune_runtime_alias_test_list): New.
377 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
378 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
379 Update vec_outside_cost.
380 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
381 (vect_create_cond_for_alias_checks): Build the base address of data
382 reference from DR_GROUP_FIRST_DR.
383 (vect_loop_versioning): New.
384 (vect_transform_loop): Add a call to vect_loop_versioning.
385 Remove factored out code.
387 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
390 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
393 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
395 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
396 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
397 Fix the call to insn_rtx_cost. Skip access sizes that require a
398 real truncation of the store register. Use convert_move instead
399 of gen_lowpart when narrowing the result.
400 (replace_read): Use convert_move instead of gen_lowpart when
401 narrowing the store rhs.
403 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
405 * config/mips/mips.md (SHORT): Fix long line.
406 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
407 to QImode and HImode.
409 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
411 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
413 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
415 * tree-parloops.c: New file.
416 * tree-ssa-operands.h (free_stmt_operands): Declare.
417 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
419 * tree-pass.h (pass_parallelize_loops): Declare.
420 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
422 (build_omp_regions_1): Allow analysing just a single OMP region and
424 ( build_omp_regions_root, omp_expand_local): New functions.
425 (build_omp_regions): Add argument to build_omp_regions_1 call.
426 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
427 autoparallelization is run.
428 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
429 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
430 pass_parallelize_loops): New.
431 * common.opt (ftree-parallelize-loops): New.
432 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
433 parallelize_loops): Declare.
434 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
435 * Makefile.in (tree-parloops.o): Added.
436 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
438 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
439 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
440 one extra edge as well.
441 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
442 Use VEC_free to free doms vector.
443 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
444 operands. Recompute operand caches in the new function.
445 (move_sese_region_to_fn): Update loop info.
446 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
447 * tree-ssa-operands.c (free_stmt_operands): New function.
449 * doc/passes.texi: Document autoparallelization.
450 * doc/invoke.texi (-ftree-parallelize-loops): New option.
452 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
455 * pa.c (function_value): Use GET_MODE_BITSIZE instead of TYPE_PRECISION.
457 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
459 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
461 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
462 get_vectype_for_scalar_type succeeded.
463 (vectorizable_conversion): Likewise.
465 2007-09-14 Jan Hubicka <jh@suse.cz>
467 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
470 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
473 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary register
474 when operands[2] equals operands[1].
475 (remainderxf3): Ditto.
477 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
478 Nigel Stephens <nigel@mips.com>
480 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
481 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
482 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
484 (_Unwind_ForcedUnwind): Likewise.
485 (_Unwind_Resume): Likewise.
486 (_Unwind_Resume_or_Rethrow): Likewise.
487 (_Unwind_Backtrace): Likewise.
488 (_Unwind_SjLj_RaiseException): Likewise.
489 (_Unwind_SjLj_ForcedUnwind): Likewise.
490 (_Unwind_SjLj_Resume): Likewise.
491 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
492 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
494 (_Unwind_ForcedUnwind): Likewise.
495 (_Unwind_Resume): Likewise.
496 (_Unwind_Resume_or_Rethrow): Likewise.
497 (_Unwind_Backtrace): Likewise.
498 * unwind-compat.c (_Unwind_Backtrace): Likewise.
499 (_Unwind_ForcedUnwind): Likewise.
500 (_Unwind_RaiseException): Likewise.
501 (_Unwind_Resume): Likewise.
502 (_Unwind_Resume_or_Rethrow): Likewise.
504 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
505 nomips16 mode when IN_LIBGCC2 with hard float.
507 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
509 * config/mips/sdemtk.opt: Update to GPLv3.
510 * config/mips/sdemtk.h: Likewise.
512 2007-09-14 Nigel Stephens <nigel@mips.com>
514 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
515 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
516 for mipsisa32-*-linux*.
518 2007-09-14 Nigel Stephens <nigel@mips.com>
519 David Ung <davidu@mips.com>
520 Thiemo Seufer <ths@mips.com>
521 Richard Sandiford <richard@codesourcery.com>
523 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
524 * configure.ac: Add a mipssde threading type.
525 * configure: Regenerate.
526 * config/mips/sdemtk.h: New file.
527 * config/mips/t-sdemtk: Likewise.
528 * config/mips/sdemtk.opt: Likewise.
529 * gthr-mipssde.h: Likewise.
530 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
531 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
532 (MIPS_ICACHE_SYNC): New macro, split from ...
533 * config/mips/mips.md (clear_cache): ...here.
534 * config/mips/mips.c (mips_save_reg_p): Check
535 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
536 (build_mips16_function_stub): Use targetm.strip_name_encoding.
537 (build_mips16_call_stub): Likewise.
539 2007-09-14 Richard Sandiford <richard@codesourcery.com>
541 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
543 2007-09-14 Jakub Jelinek <jakub@redhat.com>
546 * config/ia64/ia64.c (find_gr_spill): Don't decrement
547 current_frame_info.n_local_regs. Don't return emitted local
549 (ia64_compute_frame_size): Improve unwind hack to put
550 RP, PFS, FP in that order by allowing some of the registers
551 been already emitted, as long as they are emitted to the
554 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
556 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
557 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
558 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
560 2007-09-13 Eric Christopher <echristo@apple.com>
561 Kenneth Zadeck <zadeck@naturalbridge.com>
563 * dse.c (find_shift_sequence): New function.
564 (replace_read): Add case to remove read if it requires shift.
565 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
567 2007-09-13 Tom Tromey <tromey@redhat.com>
569 * c-common.c (fname_as_string): Update.
570 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
571 (c_lex_one_token): Update. Add 'parser' argument.
572 (c_parser_simple_asm_expr): Update.
573 (c_parser_attributes): Update.
574 (c_parser_asm_statement): Update.
575 (c_parser_asm_operands): Update.
576 (c_parser_peek_token): Update.
577 (c_parser_peek_2nd_token): Update.
578 * c-lex.c (c_lex_string_translate): Remove.
579 (c_lex_return_raw_strings): Likewise.
580 (c_lex_with_flags): Added 'lex_flags' argument.
581 (lex_string): Added 'translate' argument.
582 * c-pragma.h (c_lex_with_flags): Update.
583 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
584 (C_LEX_STRING_NO_TRANSLATE): New define.
585 (C_LEX_RAW_STRINGS): Likewise.
587 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
590 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
591 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
592 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
593 (bfin_init_builtins): Initialize __builtin_bfin_ones,
594 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
595 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
596 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
597 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
598 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
599 (bdesc_1arg): Add __builtin_bfin_ones.
600 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
601 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
602 and __builtin_bfin_csqu_fr16.
603 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
604 (ones): New define_insn.
605 (ssaddhi3_parts): New define_insn.
606 (sssubhi3_parts): New define_insn.
607 (flag_mulhi_parts): New define_insn.
609 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
611 * common.opt (femit-class-debug-always): Turn off by default.
613 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
615 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
616 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
618 2007-09-13 James E. Wilson <wilson@specifix.com>
620 PR tree-optimization/33389
621 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
622 then set build_loads before returning.
624 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
625 David Ung <davidu@mips.com>
627 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
628 {d}addiu and a negative immediate such that it works with MIPS16
631 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
634 * configure.ac (ld_vers): Support Linux linker.
635 * configure: Regenerated.
637 2007-09-13 Richard Sandiford <richard@codesourcery.com>
638 Sandra Loosemore <sandra@codesourcery.com>
640 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
641 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
642 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
643 nomips16 into decl attributes.
644 (TARGET_INSERT_ATTRIBUTES): Override.
645 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
646 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
647 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
648 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
649 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
650 (mips_use_mips16_mode_p): Reimplement as a function that takes
651 a decl and considers only decl attributes. If the decl is nested
652 function, use its parent attributes.
653 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
654 instead of SYMBOL_REF_MIPS16_FUNC_P.
655 (mips_set_mips16_mode): Move call to sorry here from old
656 mips_use_mips16_mode_p.
657 (mflip_mips16_entry): New structure.
658 (mflip_mips16_htab): New variable.
659 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
660 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
661 (mips_merge_decl_attributes): New function.
662 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
663 Use mips_use_mips16_mode_p.
664 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
665 SYMBOL_REF_MIPS16_FUNC_P.
666 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
668 2007-09-13 Richard Sandiford <richard@codesourcery.com>
670 * c-parser.c (c_parser_struct_declaration): Check for a null return.
672 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
675 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
677 2007-09-12 Michael Meissner <michael.meissner@amd.com>
678 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
679 Tony Linthicum <tony.linthicum@amd.com>
681 * tree.h (function_args_iterator): New type to iterate over
683 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
684 function arguments providing a pointer to the argument.
685 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
686 function arguments providing the argument.
687 (function_args_iter_init): Inline function to initialize
688 function_args_iterator.
689 (function_args_iter_cond_ptr): Inline function to return the next
690 pointer to hold the argument.
691 (function_args_iter_cond): Inline function to return the next
693 (function_args_iter_cond_next): Advance the function args
695 (stdarg_p): New function, return true if variable argument
697 (prototype_p): New function, return true if function is
699 (function_args_count): New function, count the number of arguments
702 * tree.c (stdarg_p): New function, return true if variable
704 (prototype_p): New function, return true if function is
707 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
708 (TARGET_ROUND): New macro for the round/ptest instructions which
709 are shared between SSE4.1 and SSE5.
710 (OPTION_MASK_ISA_ROUND): Ditto.
711 (OPTION_ISA_ROUND): Ditto.
712 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
713 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
715 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
716 (-mfused-madd): New switch to give users control over whether the
717 compiler optimizes to use the multiply/add SSE5 instructions.
719 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
720 m_ATHLON_K8_AMDFAM10, and change all uses.
721 (enum pta_flags): Add PTA_SSE5.
722 (ix86_handle_option): Turn off 3dnow if -msse5.
723 (override_options): Add SSE5 support.
724 (print_operand): %Y prints comparison codes for SSE5 com/pcom
726 (ix86_expand_sse_movcc): Add SSE5 support.
727 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
728 vector type to the next largest size.
729 (ix86_expand_sse5_pack): New function to use pperm to pack a
730 vector type to the next smallest size.
731 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
732 (IX86_BUILTIN_FMADDSD): Ditto.
733 (IX86_BUILTIN_FMADDPS): Ditto.
734 (IX86_BUILTIN_FMADDPD): Ditto.
735 (IX86_BUILTIN_FMSUBSS): Ditto.
736 (IX86_BUILTIN_FMSUBSD): Ditto.
737 (IX86_BUILTIN_FMSUBPS): Ditto.
738 (IX86_BUILTIN_FMSUBPD): Ditto.
739 (IX86_BUILTIN_FNMADDSS): Ditto.
740 (IX86_BUILTIN_FNMADDSD): Ditto.
741 (IX86_BUILTIN_FNMADDPS): Ditto.
742 (IX86_BUILTIN_FNMADDPD): Ditto.
743 (IX86_BUILTIN_FNMSUBSS): Ditto.
744 (IX86_BUILTIN_FNMSUBSD): Ditto.
745 (IX86_BUILTIN_FNMSUBPS): Ditto.
746 (IX86_BUILTIN_FNMSUBPD): Ditto.
747 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
748 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
749 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
750 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
751 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
752 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
753 (IX86_BUILTIN_PPERM): Ditto.
754 (IX86_BUILTIN_PERMPS): Ditto.
755 (IX86_BUILTIN_PERMPD): Ditto.
756 (IX86_BUILTIN_PMACSSWW): Ditto.
757 (IX86_BUILTIN_PMACSWW): Ditto.
758 (IX86_BUILTIN_PMACSSWD): Ditto.
759 (IX86_BUILTIN_PMACSWD): Ditto.
760 (IX86_BUILTIN_PMACSSDD): Ditto.
761 (IX86_BUILTIN_PMACSDD): Ditto.
762 (IX86_BUILTIN_PMACSSDQL): Ditto.
763 (IX86_BUILTIN_PMACSSDQH): Ditto.
764 (IX86_BUILTIN_PMACSDQL): Ditto.
765 (IX86_BUILTIN_PMACSDQH): Ditto.
766 (IX86_BUILTIN_PMADCSSWD): Ditto.
767 (IX86_BUILTIN_PMADCSWD): Ditto.
768 (IX86_BUILTIN_PHADDBW): Ditto.
769 (IX86_BUILTIN_PHADDBD): Ditto.
770 (IX86_BUILTIN_PHADDBQ): Ditto.
771 (IX86_BUILTIN_PHADDWD): Ditto.
772 (IX86_BUILTIN_PHADDWQ): Ditto.
773 (IX86_BUILTIN_PHADDDQ): Ditto.
774 (IX86_BUILTIN_PHADDUBW): Ditto.
775 (IX86_BUILTIN_PHADDUBD): Ditto.
776 (IX86_BUILTIN_PHADDUBQ): Ditto.
777 (IX86_BUILTIN_PHADDUWD): Ditto.
778 (IX86_BUILTIN_PHADDUWQ): Ditto.
779 (IX86_BUILTIN_PHADDUDQ): Ditto.
780 (IX86_BUILTIN_PHSUBBW): Ditto.
781 (IX86_BUILTIN_PHSUBWD): Ditto.
782 (IX86_BUILTIN_PHSUBDQ): Ditto.
783 (IX86_BUILTIN_PROTB): Ditto.
784 (IX86_BUILTIN_PROTW): Ditto.
785 (IX86_BUILTIN_PROTD): Ditto.
786 (IX86_BUILTIN_PROTQ): Ditto.
787 (IX86_BUILTIN_PROTB_IMM): Ditto.
788 (IX86_BUILTIN_PROTW_IMM): Ditto.
789 (IX86_BUILTIN_PROTD_IMM): Ditto.
790 (IX86_BUILTIN_PROTQ_IMM): Ditto.
791 (IX86_BUILTIN_PSHLB): Ditto.
792 (IX86_BUILTIN_PSHLW): Ditto.
793 (IX86_BUILTIN_PSHLD): Ditto.
794 (IX86_BUILTIN_PSHLQ): Ditto.
795 (IX86_BUILTIN_PSHAB): Ditto.
796 (IX86_BUILTIN_PSHAW): Ditto.
797 (IX86_BUILTIN_PSHAD): Ditto.
798 (IX86_BUILTIN_PSHAQ): Ditto.
799 (IX86_BUILTIN_FRCZSS): Ditto.
800 (IX86_BUILTIN_FRCZSD): Ditto.
801 (IX86_BUILTIN_FRCZPS): Ditto.
802 (IX86_BUILTIN_FRCZPD): Ditto.
803 (IX86_BUILTIN_CVTPH2PS): Ditto.
804 (IX86_BUILTIN_CVTPS2PH): Ditto.
805 (IX86_BUILTIN_COMEQSS): Ditto.
806 (IX86_BUILTIN_COMNESS): Ditto.
807 (IX86_BUILTIN_COMLTSS): Ditto.
808 (IX86_BUILTIN_COMLESS): Ditto.
809 (IX86_BUILTIN_COMGTSS): Ditto.
810 (IX86_BUILTIN_COMGESS): Ditto.
811 (IX86_BUILTIN_COMUEQSS): Ditto.
812 (IX86_BUILTIN_COMUNESS): Ditto.
813 (IX86_BUILTIN_COMULTSS): Ditto.
814 (IX86_BUILTIN_COMULESS): Ditto.
815 (IX86_BUILTIN_COMUGTSS): Ditto.
816 (IX86_BUILTIN_COMUGESS): Ditto.
817 (IX86_BUILTIN_COMORDSS): Ditto.
818 (IX86_BUILTIN_COMUNORDSS): Ditto.
819 (IX86_BUILTIN_COMFALSESS): Ditto.
820 (IX86_BUILTIN_COMTRUESS): Ditto.
821 (IX86_BUILTIN_COMEQSD): Ditto.
822 (IX86_BUILTIN_COMNESD): Ditto.
823 (IX86_BUILTIN_COMLTSD): Ditto.
824 (IX86_BUILTIN_COMLESD): Ditto.
825 (IX86_BUILTIN_COMGTSD): Ditto.
826 (IX86_BUILTIN_COMGESD): Ditto.
827 (IX86_BUILTIN_COMUEQSD): Ditto.
828 (IX86_BUILTIN_COMUNESD): Ditto.
829 (IX86_BUILTIN_COMULTSD): Ditto.
830 (IX86_BUILTIN_COMULESD): Ditto.
831 (IX86_BUILTIN_COMUGTSD): Ditto.
832 (IX86_BUILTIN_COMUGESD): Ditto.
833 (IX86_BUILTIN_COMORDSD): Ditto.
834 (IX86_BUILTIN_COMUNORDSD): Ditto.
835 (IX86_BUILTIN_COMFALSESD): Ditto.
836 (IX86_BUILTIN_COMTRUESD): Ditto.
837 (IX86_BUILTIN_COMEQPS): Ditto.
838 (IX86_BUILTIN_COMNEPS): Ditto.
839 (IX86_BUILTIN_COMLTPS): Ditto.
840 (IX86_BUILTIN_COMLEPS): Ditto.
841 (IX86_BUILTIN_COMGTPS): Ditto.
842 (IX86_BUILTIN_COMGEPS): Ditto.
843 (IX86_BUILTIN_COMUEQPS): Ditto.
844 (IX86_BUILTIN_COMUNEPS): Ditto.
845 (IX86_BUILTIN_COMULTPS): Ditto.
846 (IX86_BUILTIN_COMULEPS): Ditto.
847 (IX86_BUILTIN_COMUGTPS): Ditto.
848 (IX86_BUILTIN_COMUGEPS): Ditto.
849 (IX86_BUILTIN_COMORDPS): Ditto.
850 (IX86_BUILTIN_COMUNORDPS): Ditto.
851 (IX86_BUILTIN_COMFALSEPS): Ditto.
852 (IX86_BUILTIN_COMTRUEPS): Ditto.
853 (IX86_BUILTIN_COMEQPD): Ditto.
854 (IX86_BUILTIN_COMNEPD): Ditto.
855 (IX86_BUILTIN_COMLTPD): Ditto.
856 (IX86_BUILTIN_COMLEPD): Ditto.
857 (IX86_BUILTIN_COMGTPD): Ditto.
858 (IX86_BUILTIN_COMGEPD): Ditto.
859 (IX86_BUILTIN_COMUEQPD): Ditto.
860 (IX86_BUILTIN_COMUNEPD): Ditto.
861 (IX86_BUILTIN_COMULTPD): Ditto.
862 (IX86_BUILTIN_COMULEPD): Ditto.
863 (IX86_BUILTIN_COMUGTPD): Ditto.
864 (IX86_BUILTIN_COMUGEPD): Ditto.
865 (IX86_BUILTIN_COMORDPD): Ditto.
866 (IX86_BUILTIN_COMUNORDPD): Ditto.
867 (IX86_BUILTIN_COMFALSEPD): Ditto.
868 (IX86_BUILTIN_COMTRUEPD): Ditto.
869 (IX86_BUILTIN_PCOMEQUB): Ditto.
870 (IX86_BUILTIN_PCOMNEUB): Ditto.
871 (IX86_BUILTIN_PCOMLTUB): Ditto.
872 (IX86_BUILTIN_PCOMLEUB): Ditto.
873 (IX86_BUILTIN_PCOMGTUB): Ditto.
874 (IX86_BUILTIN_PCOMGEUB): Ditto.
875 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
876 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
877 (IX86_BUILTIN_PCOMEQUW): Ditto.
878 (IX86_BUILTIN_PCOMNEUW): Ditto.
879 (IX86_BUILTIN_PCOMLTUW): Ditto.
880 (IX86_BUILTIN_PCOMLEUW): Ditto.
881 (IX86_BUILTIN_PCOMGTUW): Ditto.
882 (IX86_BUILTIN_PCOMGEUW): Ditto.
883 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
884 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
885 (IX86_BUILTIN_PCOMEQUD): Ditto.
886 (IX86_BUILTIN_PCOMNEUD): Ditto.
887 (IX86_BUILTIN_PCOMLTUD): Ditto.
888 (IX86_BUILTIN_PCOMLEUD): Ditto.
889 (IX86_BUILTIN_PCOMGTUD): Ditto.
890 (IX86_BUILTIN_PCOMGEUD): Ditto.
891 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
892 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
893 (IX86_BUILTIN_PCOMEQUQ): Ditto.
894 (IX86_BUILTIN_PCOMNEUQ): Ditto.
895 (IX86_BUILTIN_PCOMLTUQ): Ditto.
896 (IX86_BUILTIN_PCOMLEUQ): Ditto.
897 (IX86_BUILTIN_PCOMGTUQ): Ditto.
898 (IX86_BUILTIN_PCOMGEUQ): Ditto.
899 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
900 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
901 (IX86_BUILTIN_PCOMEQB): Ditto.
902 (IX86_BUILTIN_PCOMNEB): Ditto.
903 (IX86_BUILTIN_PCOMLTB): Ditto.
904 (IX86_BUILTIN_PCOMLEB): Ditto.
905 (IX86_BUILTIN_PCOMGTB): Ditto.
906 (IX86_BUILTIN_PCOMGEB): Ditto.
907 (IX86_BUILTIN_PCOMFALSEB): Ditto.
908 (IX86_BUILTIN_PCOMTRUEB): Ditto.
909 (IX86_BUILTIN_PCOMEQW): Ditto.
910 (IX86_BUILTIN_PCOMNEW): Ditto.
911 (IX86_BUILTIN_PCOMLTW): Ditto.
912 (IX86_BUILTIN_PCOMLEW): Ditto.
913 (IX86_BUILTIN_PCOMGTW): Ditto.
914 (IX86_BUILTIN_PCOMGEW): Ditto.
915 (IX86_BUILTIN_PCOMFALSEW): Ditto.
916 (IX86_BUILTIN_PCOMTRUEW): Ditto.
917 (IX86_BUILTIN_PCOMEQD): Ditto.
918 (IX86_BUILTIN_PCOMNED): Ditto.
919 (IX86_BUILTIN_PCOMLTD): Ditto.
920 (IX86_BUILTIN_PCOMLED): Ditto.
921 (IX86_BUILTIN_PCOMGTD): Ditto.
922 (IX86_BUILTIN_PCOMGED): Ditto.
923 (IX86_BUILTIN_PCOMFALSED): Ditto.
924 (IX86_BUILTIN_PCOMTRUED): Ditto.
925 (IX86_BUILTIN_PCOMEQQ): Ditto.
926 (IX86_BUILTIN_PCOMNEQ): Ditto.
927 (IX86_BUILTIN_PCOMLTQ): Ditto.
928 (IX86_BUILTIN_PCOMLEQ): Ditto.
929 (IX86_BUILTIN_PCOMGTQ): Ditto.
930 (IX86_BUILTIN_PCOMGEQ): Ditto.
931 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
932 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
933 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
934 OPTION_MASK_ISA_ROUND for instructions that are shared between
937 (bdesc_sse_3arg): Ditto.
938 (enum multi_arg_type): New enum for describing the various SSE5
939 intrinsic argument types.
940 (bdesc_multi_arg): New table for SSE5 intrinsics.
941 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
942 (ix86_expand_multi_arg_builtin): New function for creating SSE5
944 (ix86_expand_builtin): Add SSE5 intrinsic support.
945 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
946 operand instructions.
947 (ix86_expand_sse5_multiple_memory): New function to split the
948 second memory reference from SSE5 instructions.
949 (type_has_variadic_args_p): Delete in favor of stdarg_p.
950 (ix86_return_pops_args): Use stdarg_p to determine if the function
951 has variable arguments.
952 (ix86_setup_incoming_varargs): Ditto.
953 (x86_this_parameter): Ditto.
955 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
957 (ix86_expand_sse5_pack): Ditto.
958 (ix86_sse5_valid_op_p): Ditto.
959 (ix86_expand_sse5_multiple_memory): Ditto.
961 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
962 constant for SSE5 support.
963 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
964 (UNSPEC_SSE5_TRUEFALSE): Ditto.
965 (UNSPEC_SSE5_PERMUTE): Ditto.
966 (UNSPEC_SSE5_ASHIFT): Ditto.
967 (UNSPEC_SSE5_LSHIFT): Ditto.
968 (UNSPEC_FRCZ): Ditto.
969 (UNSPEC_CVTPH2PS): Ditto.
970 (UNSPEC_CVTPS2PH): Ditto.
971 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
973 (COM_FALSE_S): Ditto.
974 (COM_FALSE_P): Ditto.
977 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
978 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
980 (memory attribute): Ditto.
981 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
982 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
983 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
984 (floor<mode>2): Ditto.
985 (ceil<mode>2): Ditto.
986 (btrunc<mode>2): Ditto.
987 (nearbyintdf2): Ditto.
988 (nearbyintsf2): Ditto.
989 (sse_setccsf): Disable if SSE5.
990 (sse_setccdf): Ditto.
991 (sse5_setcc<mode>): New support for SSE5 conditional move.
992 (sse5_pcmov_<mode>): Ditto.
994 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
997 (ssemodesuffixf4): New mode attribute for SSE5.
998 (ssemodesuffixf2s): Ditto.
999 (ssemodesuffixf2c): Ditto.
1000 (sserotatemax): Ditto.
1001 (ssescalarmode): Ditto.
1002 (sse_maskcmpv4sf3): Disable if SSE5.
1003 (sse_maskcmpv2df3): Ditto.
1004 (sse_vmmaskcmpv4sf3): Ditto.
1005 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1007 (sse5_vmfmadd<mode>4): Ditto.
1008 (sse5_fmsub<mode>4): Ditto.
1009 (sse5_vmfmsub<mode>4): Ditto.
1010 (sse5_fnmadd<mode>4): Ditto.
1011 (sse5_vmfnmadd<mode>4): Ditto.
1012 (sse5_fnmsub<mode>4): Ditto.
1013 (sse5_vmfnmsub<mode>4): Ditto.
1014 (sse5i_fmadd<mode>4): Ditto.
1015 (sse5i_fmsub<mode>4): Ditto.
1016 (sse5i_fnmadd<mode>4): Ditto.
1017 (sse5i_fnmsub<mode>4): Ditto.
1018 (sse5i_vmfmadd<mode>4): Ditto.
1019 (sse5i_vmfmsub<mode>4): Ditto.
1020 (sse5i_vmfnmadd<mode>4): Ditto.
1021 (sse5i_vmfnmsub<mode>4): Ditto.
1022 (mulv16qi3): Add SSE5 support.
1024 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1025 (sse2_mulv4si3): Disable if SSE5.
1026 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1027 (sse4_1_roundps): Ditto.
1028 (sse4_1_roundsd): Ditto.
1029 (sse4_1_roundss): Ditto.
1030 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1032 (sse_maskcmpsf3): Ditto.
1033 (sse_vmmaskcmpv4sf3): Ditto.
1034 (sse2_maskcmpv2df3): Ditto.
1035 (sse2_maskcmpdf3): Ditto.
1036 (sse2_vmmaskcmpv2df3): Ditto.
1037 (sse2_eq<mode>3): Ditto.
1038 (sse2_gt<mode>3): Ditto.
1039 (sse5_pcmov_<mode>): Add SSE5 support.
1040 (vec_unpacku_hi_v16qi): Ditto.
1041 (vec_unpacks_hi_v16qi): Ditto.
1042 (vec_unpacku_lo_v16qi): Ditto.
1043 (vec_unpacks_lo_v16qi): Ditto.
1044 (vec_unpacku_hi_v8hi): Ditto.
1045 (vec_unpacks_hi_v8hi): Ditto.
1046 (vec_unpacku_lo_v8hi): Ditto.
1047 (vec_unpacks_lo_v8hi): Ditto.
1048 (vec_unpacku_hi_v4si): Ditto.
1049 (vec_unpacks_hi_v4si): Ditto.
1050 (vec_unpacku_lo_v4si): Ditto.
1051 (vec_unpacks_lo_v4si): Ditto.
1052 (sse5_pmacsww): New SSE5 intrinsic insn.
1053 (sse5_pmacssww): Ditto.
1054 (sse5_pmacsdd): Ditto.
1055 (sse5_pmacssdd): Ditto.
1056 (sse5_pmacssdql): Ditto.
1057 (sse5_pmacssdqh): Ditto.
1058 (sse5_pmacsdqh): Ditto.
1059 (sse5_pmacsswd): Ditto.
1060 (sse5_pmacswd): Ditto.
1061 (sse5_pmadcsswd): Ditto.
1062 (sse5_pmadcswd): Ditto.
1063 (sse5_pcmov_<move>): Conditional move support on SSE5.
1064 (sse5_phaddbw): New SSE5 intrinsic insn.
1065 (sse5_phaddbd): Ditto.
1066 (sse5_phaddbq): Ditto.
1067 (sse5_phaddwd): Ditto.
1068 (sse5_phaddwq): Ditto.
1069 (sse5_phadddq): Ditto.
1070 (sse5_phaddubw): Ditto.
1071 (sse5_phaddubd): Ditto.
1072 (sse5_phaddubq): Ditto.
1073 (sse5_phadduwd): Ditto.
1074 (sse5_phadduwq): Ditto.
1075 (sse5_phaddudq): Ditto.
1076 (sse5_phsubbw): Ditto.
1077 (sse5_phsubwd): Ditto.
1078 (sse5_phsubdq): Ditto.
1079 (sse5_pperm): Ditto.
1080 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1081 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1082 (sse5_pperm_sign_v8hi_v4si): Ditto.
1083 (sse5_pperm_zero_v8hi_v4si): Ditto.
1084 (sse5_pperm_sign_v4si_v2di): Ditto.
1085 (sse5_pperm_sign_v4si_v2di): Ditto.
1086 (sse5_pperm_pack_v2di_v4si): Ditto.
1087 (sse5_pperm_pack_v4si_v8hi): Ditto.
1088 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1089 (sse5_perm<mode>): New SSE5 intrinsic insn.
1090 (rotl<mode>3): Ditto.
1091 (sse5_rotl<mode>3): Ditto.
1092 (sse5_ashl<mode>3): Ditto.
1093 (sse5_lshl<mode>3): Ditto.
1094 (sse5_frcz<mode>2): Ditto.
1095 (sse5s_frcz<mode>2): Ditto.
1096 (sse5_cvtph2ps): Ditto.
1097 (sse5_cvtps2ph): Ditto.
1098 (sse5_vmmaskcmp<mode>3): Ditto.
1099 (sse5_com_tf<mode>3): Ditto.
1100 (sse5_maskcmp<mode>3): Ditto.
1101 (sse5_maskcmp_uns<mode>3): Ditto.
1102 (sse5_maskcmp_uns2<mode>3): Ditto.
1103 (sse5_pcom_tf<mode>3): Ditto.
1105 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1107 (sse5_comparison_float_operator): New predicate to match the
1108 comparison operators supported by the SSE5 com instruction.
1109 (ix86_comparison_int_operator): New predicate to match just the
1110 signed int comparisons.
1111 (ix86_comparison_uns_operator): New predicate to match just the
1112 unsigned int comparisons.
1114 * doc/invoke.texi (-msse5): Add documentation.
1115 (-mfused-madd): Ditto.
1117 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1119 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1121 (x86_64-*-*): Ditto.
1123 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1125 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1126 intrinisics for SSE5.
1128 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1131 * config/i386/mmintrin-common.h: New file, to contain common
1132 instructions between SSE4.1 and SSE5.
1134 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1135 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1136 (gen_regparm_prefix): Ditto.
1138 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1139 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1140 prototype_p to determine if a function is prototyped.
1142 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1144 * config/dfp-bit.c (dfp_conversion_exception): New function.
1145 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1146 (DFP_TO_INT): Ditto.
1147 (INT_TO_DFP): Ditto.
1148 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1150 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1153 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1154 before sp restoration even when total_size is 0, but
1155 frame_pointer_needed.
1157 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1159 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1160 (xtensa_copy_incoming_a7): Use start_sequence instead of
1161 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1162 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1163 of the saveregs sequence.
1165 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1167 * c-tree.h (grokfield): Add a "tree *" argument.
1168 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1169 Chain nested decl attributes to it. Don't call decl_attributes here.
1170 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1171 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1172 (grokfield): Take a pointer to the decl's attributes and pass
1173 it to grokdeclarator.
1174 * c-parser.c (c_parser_struct_declaration): Update the calls to
1175 grokfield. Call decl_attributes for anonymous struct and union
1178 2007-09-12 Jan Hubicka <jh@suse.cz>
1180 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1182 2007-09-12 Ira Rosen <irar@il.ibm.com>
1184 PR tree-optimization/32377
1185 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1186 between positive and negative dependence distance using DDR_REVERSED_P.
1188 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1190 PR tree-optimization/33373
1191 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1192 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1194 2007-09-12 Jan Hubicka <jh@suse.cz>
1197 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
1200 2007-09-12 Christian Bruel <christian.bruel@st.com>
1202 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1203 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1205 2007-09-12 Ira Rosen <irar@il.ibm.com>
1207 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1208 for oprnd1 if not required.
1209 (vectorizable_operation): Use scalar operand in SLP in case of
1210 shift with scalar argument.
1212 2007-09-12 Ira Rosen <irar@il.ibm.com>
1214 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1217 2007-09-11 James E. Wilson <wilson@specifix.com>
1219 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1220 TARGET_UNWIND_INFO is defined.
1221 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1224 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1226 * config/sh/sh.c (calc_live_regs): Use
1227 current_function_saves_all_registers instead of
1228 current_function_has_nonlocal_label.
1229 (sh_allocate_initial_value): Likewise.
1230 (sh_get_pr_initial_val): Likewise.
1231 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1232 * config/sh/sh.md (load_ra): Likewise.
1234 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1236 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1239 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1240 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1242 2007-09-12 Sa Liu <saliu@de.ibm.com>
1244 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1245 operands to DFmode GE or LE compares.
1247 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1249 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1250 REG_CLASS_NAMES): Add P0REGS.
1251 (REGNO_REG_CLASS): Return it where appropriate.
1252 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1253 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1254 * doc/md.texi (Blackfin family): Document 'q' constraints.
1256 2007-09-11 Steve Kenton <skenton@ou.edu>
1258 * pa/linux-unwind.h: Guard with inhibit_libc.
1259 * pa/hpux-unwind.h: Likewise.
1261 2007-09-11 David Daney <ddaney@avtrex.com>
1263 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1264 * doc/install.texi: Document new --with-llsc and --without-llsc
1266 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1267 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1268 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1270 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1271 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1272 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1273 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1274 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1275 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1276 * config/mips/mips.opt (mllsc): New option.
1277 * config/mips/mips.c (mips_llsc): Define variable.
1278 (mips_handle_option): Handle mllsc option.
1279 (override_options): Set mips_print_operand_punct for '|' and '-'.
1280 (print_operand): Add new %| and %- operand codes.
1281 * config/mips/mips.h (mips_llsc_setting): New enum type.
1282 (mips_llsc): Declare.
1283 (OPTION_DEFAULT_SPECS): Add llsc handling.
1284 (GENERATE_SYNC): New macro.
1285 (GENERATE_LL_SC): New macro.
1286 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1287 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1288 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1289 in %| and %- operand codes.
1291 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1293 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1294 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1296 2007-09-11 Jason Merrill <jason@redhat.com>
1299 * stor-layout.c (layout_decl): Do pack variable size fields.
1301 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1303 * config/m68k/predicates.md (movsi_const0_operand,
1304 non_symbolic_call_operand): New predicates.
1306 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1308 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1309 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1310 CW, CZ, CS, Ap and Ac.
1312 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1313 (constraints.md): New include.
1314 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1315 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1316 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1318 (pushdi): Add split.
1319 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1320 attributes. Split tstsi_internal_68020_cf from it.
1321 (tstsi_internal_68020_cf): New pattern.
1322 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1323 (tst<mode>_cf): Specify attributea.
1324 (cmpsi_cf): Name pattern. Specify attributes.
1325 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1326 (pushexthisi_const): Fix to use alternatives. Specify
1328 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1329 from it. Fix to use alternatives. Specify attributes.
1330 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1331 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1333 (movsf_cf_soft): Specify attributes.
1334 (movdf_cf_soft): Add split.
1335 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1336 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1337 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1338 (truncdfsf2_68881): Name pattern. Specify attributes.
1339 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1340 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1341 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1343 (addsi3_5200): Fix to use alternatives. Specify attributes.
1345 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1346 (subsi3): Add alternative for subq.l. Specify attributes.
1347 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1348 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1350 (umulhisi3): Specify attributes.
1351 (mulhisisi3_z): Name pattern. Specify attributes.
1352 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1353 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1354 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1355 bsetmemqi): Specify attributes.
1356 (bsetmemqi_ext): Name pattern. Specify attributes.
1357 (bclrmemqi): Specify attributes.
1358 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1359 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1361 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1362 pattern. Specify attributes.
1363 (jump): Specify attributes.
1364 (tablejump_internal): Name pattern. Specify attributes.
1365 (call_value): Split into non_symbolic_call_value,
1366 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1367 alternatives. Specify attributes.
1368 (non_symbolic_call_value, symbolic_call_value_jsr,
1369 symbolic_call_value_bsr): New patterns.
1370 (nop, return, unlink, indirect_jump): Specify attributes.
1371 (trap): Fix condition. Specify attributes.
1374 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1375 (override_options): Initialize it. Initialize m68k_sched_cpu.
1376 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1377 (const_method): Make global, rename to m68k_const_method.
1378 (const_int_cost, output_move_const_into_data_reg): Update.
1379 (output_move_double): Parametrize to emit rtl code, rename to
1381 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1382 emit_movsi): New static functions.
1383 (output_move_double): New function with semantics of old
1385 (m68k_emit_move_double): New function.
1386 (m68k_sched_cpu): New variable.
1387 (attr_op_type): New enum.
1388 (sched_guess_p): New variable.
1389 (sched_address_type, sched_operand_type, sched_attr_op_type):
1390 New static functions.
1391 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1392 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1393 (sched_branch_type): New static variable.
1394 (m68k_sched_branch_type): New function.
1395 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1396 (m68k_symbolic_call_var): Declare.
1397 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1398 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1399 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1400 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1403 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1405 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1406 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1407 error if __builtin_va_arg_pack_len () wasn't optimized out during
1409 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1410 with the number of inline's anonymous arguments.
1411 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1413 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1415 * fold-const.c (extract_muldiv_1): Do not simplify
1418 2007-09-11 Jan Hubicka <jh@suse.cz>
1420 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1421 (TARGET_INTER_UNIT_CONVERSIONS): New.
1422 * i386.md (floatsi expanders): Remove redundant check for SImode
1423 source; offload to memory when asked for.
1424 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1425 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1427 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1428 floatsidf2_mixed_memory, floatsidf2_sse_memory
1429 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1430 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1432 2007-09-11 Jan Hubicka <jh@suse.cz>
1434 * toplev.c (process_options): all frontends now do unit-at-a-time.
1435 * cgraphunit.c: update comments.
1436 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1437 * c-decl.c (finish_function): use cgraph_add_new_function.
1438 * function.c (expand_function_end): We are always unit-at-a-time.
1440 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1442 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1443 settings for MIPS16.
1444 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1446 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1448 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1449 SYMBOL_FORCE_TO_MEM constants.
1450 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1451 (mips16_rewrite_pool_refs_info): New structure.
1452 (mips16_rewrite_pool_constant): New function, split out from...
1453 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1454 mips16_rewrite_pool_refs_info structure rather than a pointer
1455 to a constant pool. Force force_to_mem_operands into memory.
1456 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1457 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1458 * config/mips/constraints.md (kf): New constraint.
1459 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1460 (*movsi_mips16): Likewise.
1462 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1463 Nigel Stephens <nigel@mips.com>
1464 David Ung <davidu@mips.com>
1466 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1467 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1468 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1469 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1470 (mips_zero_extend_cost): New functions.
1471 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1472 Use the new functions. Tweak many cost estimates, both here
1473 and in the new subroutines. Return false when the cost of the
1474 operands has not been calculated. Check for *clear_upper32.
1475 Check for floating-point multiply-add, reciprocal and rsqrt
1476 patterns. Handle comparison and rotation codes.
1478 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1480 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1482 * config/i386/i386.c (get_dllimport_decl): Don't strip
1485 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1488 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1489 declarations to top.
1490 (DFP_TO_BFP): Use for either XFmode or TFmode.
1491 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1493 * config/dfp-bit.h: Include float.h.
1494 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1495 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1496 which doesn't mean the same thing.
1497 (BFP_KIND): Use 4 to mean TFmode.
1498 (BFP_FMT): Specify the number of decimal digits based on the
1499 number of mantissa digits.
1500 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1501 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1502 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1503 (TFtype): Define if TFmode is supported.
1504 * doc/libgcc.texi (Decimal float library routines): Document
1505 TF conversion functions.
1507 2007-09-10 Chao-ying Fu <fu@mips.com>
1509 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1510 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1511 (mips_emit_compare): Process fixed-point modes.
1512 (mips_pad_arg_upward): Support fixed-point types.
1513 (override_options): Allow fixed-point modes in accumulators.
1514 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1515 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1516 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1517 (mips_scalar_mode_supported_p): New function to accept fixed-point
1518 modes if the width is not greater than two BITS_PER_WORD.
1519 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1520 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1521 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1522 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1523 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1525 ("IMODE"): New mode attribute.
1526 (mips-fixed.md): Include.
1527 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1529 * config/mips/mips-fixed.md: New file.
1531 2007-09-11 Ben Elliston <bje@au.ibm.com>
1533 * config/spu/spu.md: Formatting fixes.
1535 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1537 * config/dfp-bit.c (dfp_unary_func): Delete.
1538 (dfp_unary_op): Delete.
1539 (dfp_binary_op): Use decFloat functions instead of decNumber
1540 functions for binary operations.
1541 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1542 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1544 (dfp_compare_op): Use decFloat functions insteadof decNumber
1545 functions for comparisons.
1546 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1547 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1549 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1550 call to dxx_binary_op and decFloat function.
1551 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1552 calls to dxx_binary_op and decFloat function.
1553 * config/dfp-bit.h: Include decFloat header files.
1554 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1555 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1556 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1557 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1559 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1560 Jan Sjodin <jan.sjodin@amd.com>
1562 * tree-vect-analyze.c (vect_analyze_operations): Change
1563 comparison of loop iterations with threshold to less than
1564 or equal to instead of less than. Reduce
1565 min_scalar_loop_bound by one.
1566 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1567 Change prologue and epilogue iterations estimate to vf/2,
1568 when unknown at compile-time. Change versioning guard
1569 cost to taken_branch_cost. If peeling for alignment is
1570 unknown at compile-time, change peel guard costs to one
1571 taken branch and one not-taken branch per peeled loop.
1572 If peeling for alignment is known but number of scalar loop
1573 iterations is unknown at compile-time, change peel guard
1574 costs to one taken branch per peeled loop. Change the cost
1575 model equation to consider vector iterations as the loop
1576 iterations less the prologue and epilogue iterations.
1577 Change outside vector cost check to less than or equal to
1578 zero instead of equal to zero.
1579 (vect_do_peeling_for_loop_bound): Reduce
1580 min_scalar_loop_bound by one.
1581 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1582 TARG_COND_NOT_TAKEN_BRANCH_COST.
1583 * config/i386/i386.h (processor_costs): Add
1584 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1585 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1586 vec_align_load_cost, vect_unalign_load_cost,
1587 vec_store_cost, cond_taken_branch_cost,
1588 cond_not_taken_branch_cost.
1589 Define macros for x86 costs.
1590 * config/i386/i386.c:
1591 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1592 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1593 scalar_to_vec_cost, vec_align_load_cost,
1594 vect_unalign_load_cost, vec_store_cost,
1595 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1596 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1597 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1598 core2_cost, generic64_cost, generic32_cost): Set to default
1600 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1601 (x86_builtin_vectorization_cost): New.
1603 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1604 Ben Elliston <bje@au.ibm.com>
1606 * dfp.c: Include decimal128Local.h;
1607 (dfp_byte_swap): Remove.
1608 (encode_decimal32, decode_decimal32): Don't handle endianness.
1609 (encode_decimal64, decode_decimal64): Ditto.
1610 (encode_decimal128, decode_decimal128): Ditto.
1611 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1613 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1615 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1616 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1618 2007-09-10 David Daney <ddaney@avtrex.com>
1620 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1622 (memory_barrier): Rewrote as an insn that clobbers memory.
1624 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1626 * config/mips/mips.c (mips_global_pointer): Check
1627 call_really_used_regs instead of call_used_regs.
1628 (mips_save_reg_p): Likewise. Save all call-saved registers
1629 if current_function_saves_all_registers. Fix indentation.
1630 No longer treat $18 as a special case.
1631 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1633 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1635 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1636 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1637 the introductory comment.
1638 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1639 (override_options): Don't test for it.
1640 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1641 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1642 * config/mips/vr.h: As for config/mips/sde.h.
1644 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1645 Revital Eres <eres@il.ibm.com>
1647 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1648 (struct ddg): Define.
1649 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1650 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1651 * config/spu/spu.c: Include ddg.h.
1652 (TARGET_SCHED_SMS_RES_MII): Define.
1653 (spu_sms_res_mii): New function to calculate mii.
1654 * modulo-sched (res_MII): Use it.
1655 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1657 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1659 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1660 pool entries since they might hold values that must not be shared.
1662 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1665 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1666 Use 'N' operand constraint for op2.
1667 (lshr<mode>3): Ditto.
1668 (ashl<mode>3): Ditto.
1669 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1670 (vec_shr_<mode>): Ditto.
1671 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1672 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1674 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1676 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1677 Change mode macro in the last real_2expN parameter to uppercase.
1679 2007-09-10 Michael Matz <matz@suse.de>
1681 * tree-pass.h (pass_cselim): Declare new pass.
1682 * passes.c (init_optimization_passes): Link in pass_cselim.
1683 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1684 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1685 cond_store_replacement.
1686 (condstoretemp): New static variable.
1687 (cond_store_replacement): New function.
1688 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1689 tree_ssa_phiopt_worker.
1690 (struct name_to_bb): New.
1691 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1692 nt_init_block, nt_fini_block): New static functions.
1693 (seen_ssa_names, nontrap_set): New static variables.
1694 (gate_cselim, pass_cselim): Define new pass.
1695 * common.opt (ftree-cselim): New flag.
1696 * toplev.c (process_options): Set flag_tree_cselim if required.
1698 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1700 * simplify-rtx.c (simplify_relational_operation_1): For recent
1701 canonicalization, don't recurse if op1 equals both PLUS arguments.
1703 2007-09-09 David Daney <ddaney@avtrex.com>
1705 * optabs.c (expand_sync_operation): Use plus insn if minus
1707 (expand_sync_fetch_operation): Ditto.
1709 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1711 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1713 (*floatsisf2_sse_vector): Likewise.
1715 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1717 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1719 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1721 * config/i386/i386.h (ix86_tune_indices): Rename
1722 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1723 (TARGET_USE_VECTOR_CONVERTS): Updated.
1724 * config/i386/i386.c: Likewise.
1726 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1727 Nigel Stephens <nigel@mips.com>
1729 * doc/invoke.texi (Overall Options): Add .sx file extension
1730 as a synonym for .S.
1731 * cppspec.c (known_suffixes): Likewise.
1732 * gcc.c (default_compilers): Likewise.
1734 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1737 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1738 * simplify-rtx.c (simplify_relational_operation_1): Add the
1739 canonicalization from i386.h.
1740 * doc/md.texi (Canonicalization of Instructions): Document it.
1742 2007-09-09 Jan Hubicka <jh@suse.cz>
1743 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1745 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1746 (TARGET_USE_VECTOR_CONVERTS): New.
1747 * i386.md: New post-reload splitters for converting SF to DF and DF to
1749 (floatsi* expander): Special case vector conversions.
1750 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1751 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1752 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1753 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1754 Disable when doing vector converts.
1755 (floatsi<mode>2_i387): Disable when
1756 * sse.md (vec_dupv2df): Export.
1757 * i386.c (ix86_tune_features): Enable SSE conversions.
1759 2007-09-09 Richard Guenther <rguenther@suse.de>
1761 * tree-ssa-operands.c (add_virtual_operand): Only mark
1762 stores as has_volatile_ops if alias information is not available.
1764 2007-09-09 Revital Eres <eres@il.ibm.com>
1766 * doc/contrib.texi: Add myself.
1768 2007-09-09 Ira Rosen <irar@il.ibm.com>
1770 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1771 stmt_vinfo_set_outside_of_loop_cost): New functions.
1772 * tree-vect-transform.c (vect_get_cost_fields): Remove.
1773 (vect_model_simple_cost): Call
1774 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
1775 field instead of calling vect_get_cost_fields.
1776 (vect_model_store_cost, vect_model_load_cost): Likewise.
1778 2007-09-09 Revital Eres <eres@il.ibm.com>
1780 * config/rs6000/rs6000.c (paired_init_builtins): Add const
1781 declaration to bdesc_paired_preds variable.
1782 (paired_expand_builtin): Likewise.
1784 2007-09-09 Revital Eres <eres@il.ibm.com>
1786 * dbgcnt.def (sms_sched_loop): New counter.
1787 * modulo-sched.c: Use sms_sched_loop instead of
1788 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
1789 perform swing modulo scheduling on. Include dbgcnt.h.
1790 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
1791 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
1793 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
1795 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
1796 Substitute all uses with ...
1797 (MODEF): New mode iterator.
1799 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
1800 from pre-regalloc define_insn_and_split splitter pattern.
1801 (*fix_trunc<mode>_i387_1): Ditto.
1802 (*fistdi2_1): Ditto.
1803 (*fist<mode>2_1): Ditto.
1804 (frndintxf2_floor): Ditto.
1805 (*fist<mode>2_floor_1): Ditto.
1806 (frndintxf2_ceil): Ditto.
1807 (*fist<mode>2_ceil_1): Ditto.
1808 (frndintxf2_trunc): Ditto.
1809 (frndintxf2_mask_pm): Ditto.
1811 (prologue): Use (const_int 0) as never generated filler insn.
1813 (sibcall_epilogue): Ditto.
1814 (eh_return_si): Ditto.
1815 (eh_return_di): Ditto.
1817 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
1818 using MODEF mode iterator.
1819 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
1820 using MODEF mode iterator.
1821 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
1822 using MODEF mode iterator.
1823 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
1824 Macroize expander using MODEF mode iterator.
1826 (zero_extendsidi2): Remove operand constraints from expander.
1827 (smuldi3_highpart): Ditto.
1828 (indirect_jump): Ditto.
1831 * config/i386/sse.md (storentv4sf): Ditto.
1832 (storentv2df): Ditto.
1833 (storentv2di): Ditto.
1835 (sse2_cvtpd2ps): Ditto.
1836 (vec_interleave_highv16qi): Ditto.
1837 (vec_interleave_lowv16qi): Ditto.
1838 (vec_interleave_highv8hi): Ditto.
1839 (vec_interleave_lowv8hi): Ditto.
1840 (vec_interleave_highv4si): Ditto.
1841 (vec_interleave_lowv4si): Ditto.
1842 (vec_interleave_highv2di): Ditto.
1843 (vec_interleave_lowv2di): Ditto.
1844 (sse2_maskmovdqu): Ditto.
1845 * config/i386/mmx.md (mmx_maskmovq): Ditto.
1847 2007-09-09 Ira Rosen <irar@il.ibm.com>
1849 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
1850 (struct _slp_tree, struct _slp_instance): Define new data structures
1851 along macros for their access.
1852 (struct _loop_vec_info): Define new fields: strided_stores,
1853 slp_instances, and slp_unrolling_factor along macros for their access.
1854 (enum slp_vect_type): New.
1855 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
1857 (STMT_VINFO_STRIDED_ACCESS): New macro.
1858 (vect_free_slp_tree): Declare.
1859 (vectorizable_load): Add an argument of type slp_tree.
1860 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
1861 vectorizable_assignment): Likewise.
1862 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
1863 Declare (make extern).
1864 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1865 (new_loop_vec_info): Likewise.
1866 (destroy_loop_vec_info): Free memory allocated for SLP structures.
1867 * tree-vect-analyze.c: Include recog.h.
1868 (vect_update_slp_costs_according_to_vf): New.
1869 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
1870 functions. For not pure SLP stmts with strided access check that the
1871 group size is power of 2. Update the vectorization factor according to
1872 SLP. Call vect_update_slp_costs_according_to_vf.
1873 (vect_analyze_group_access): New.
1874 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
1875 (vect_free_slp_tree): New functions.
1876 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
1877 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
1878 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
1879 vect_detect_hybrid_slp): Likewise.
1880 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
1881 and vect_detect_hybrid_slp.
1882 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
1883 SLP costs into account.
1884 (vect_get_cost_fields): New function.
1885 (vect_model_simple_cost): Make extern, add SLP parameter and handle
1887 (vect_model_store_cost, vect_model_load_cost): Likewise.
1888 (vect_get_constant_vectors): New function.
1889 (vect_get_slp_vect_defs, vect_get_slp_defs,
1890 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
1891 vect_get_vec_defs): Likewise.
1892 (vectorizable_reduction): Don't handle SLP for now.
1893 (vectorizable_call): Don't handle SLP for now. Add argument to
1894 vect_model_simple_cost.
1895 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
1896 get SLPed and vectorized defs). Fix indentation and spacing.
1897 (vectorizable_assignment): Handle SLP.
1898 (vectorizable_induction): Don't handle SLP for now.
1899 (vectorizable_operation): Likewise.
1900 (vectorizable_type_demotion): Add argument to
1901 vect_model_simple_cost.
1902 (vectorizable_type_promotion): Likewise.
1903 (vectorizable_store, vectorizable_load): Handle SLP.
1904 (vectorizable_condition): Don't handle SLP for now.
1905 (vect_transform_stmt): Add a new argument for SLP. Check that there is
1906 no SLP transformation required for unsupported cases. Add SLP
1907 argument for supported cases.
1908 (vect_remove_stores): New function.
1909 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
1910 (vect_transform_loop): Schedule SLP instances.
1911 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
1913 2007-09-09 Andrew Haley <aph@redhat.com>
1915 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
1918 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
1920 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
1921 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
1922 Similar for what label_refs can go in the JUMP_TARGET field. Split
1923 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
1924 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
1925 REG_LABEL when replacing an operand with a LABEL_REF for a
1927 (subst_reloads): When replacing a LABEL_REG with a register,
1928 instead of generating a REG_LABEL note, assert that there already
1929 is one or that the label is a known target for the insn.
1930 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
1931 note, check the JUMP_LABEL field. Remove "else" after return.
1932 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
1933 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
1934 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
1935 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
1936 insns. Iterate over all notes; don't assume there's only one.
1937 * cse.c (recorded_label_ref): Adjust comment to refer to
1939 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
1940 insns, not just NONJUMP_INSN_P.
1941 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
1942 isn't a jump target.
1943 * jump.c (rebuild_jump_labels): Adjust head comment.
1944 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
1945 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
1946 (mark_all_labels): For JUMP_P insns without a target, check if the
1947 the target is noted on the previous nonjump insn.
1948 (mark_jump_label_1): New function, guts from mark_jump_label.
1949 <case IF_THEN_ELSE>: Handle first operand as a non-target when
1950 marking jump target labels.
1951 <case LABEL_REF>: Adjust for whether to generate a
1952 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
1953 For 'E' format rtl, iterate in descending element order.
1954 (delete_related_insns): Handle both REG_LABEL_TARGET and
1955 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
1956 reference count, delete and fallthrough. Move finding-next-
1957 non-deleted insn last in the function. Look at all INSN_P insns
1958 for REG_LABEL_OPERAND notes.
1959 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
1961 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
1962 JUMP_LABEL, output the INSN_UID of it.
1963 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
1964 and/or REG_LABEL_TARGET.
1965 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
1966 with jump.c copy by only adding notes for labels actually
1967 referenced in the insn.
1968 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
1969 usage count increment; handle all INSN_P trial insns.
1970 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
1972 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
1973 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1974 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
1976 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
1977 JUMP_P insns and REG_LABEL_OPERAND everywhere.
1978 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
1979 on all INSN_P insns.
1980 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
1981 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
1982 REG_LABEL_OPERAND notes.
1983 * reload1.c (calculate_needs_all_insns): Adjust comments.
1984 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
1985 * config/alpha/alpha.md (split for load of an address into a
1986 four-insn sequence on Unicos/Mk): Adjust to use
1988 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
1990 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1993 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1994 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1995 FOR_BB_INSNS_SAFE instead of for loop.
1996 * cse.c (cse_extended_basic_block): Likewise.
1997 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1998 that the for loop does not invoke NEXT_INSN on a deleted insn.
1999 * function.c (instantiate_virtual_regs): Likewise.
2000 * lower-subreg.c (remove_retval_note): Likewise.
2001 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2003 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2005 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2006 insn, if it's a jump.
2007 (try_redirect_by_replacing_jump): New variable jump_p. Call
2008 tablejump_p before delete_insn_chain.
2009 * reload1.c (reload): New variable next. Make sure that the for
2010 loop does not invoke NEXT_INSN on a deleted insn.
2011 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2012 (delete_output_reload): New variable prev. Make sure the the for
2013 loops do not invoke PREV_INSN on a deleted insn.
2015 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2017 * pa/constraints.md: Remove 'X' from unused letters comment.
2019 2007-09-08 Richard Guenther <rguenther@suse.de>
2021 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2022 computed check stmt_ann->references_memory instead of counting
2025 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2027 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2028 validate_change() in one more case.
2030 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2032 PR tree-optimization/32283
2033 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2034 estimated_loop_iterations.
2035 (determine_use_iv_cost_condition): Decrease cost of expressions
2036 used in iv elimination.
2038 2007-09-08 Richard Guenther <rguenther@suse.de>
2040 * tree-cfg.c (verify_gimple_expr): Avoid building new
2041 pointer types, use TYPE_POINTER_TO if available instead.
2043 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2046 PR rtl-optimization/26449
2047 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2048 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2050 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2051 define_expand. Split insn in split1 pass.
2054 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2056 PR tree-optimization/33301
2057 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2060 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2062 PR tree-optimization/32183
2063 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2065 * tree-ssa-reassoc.c: Include cfgloop.h.
2066 (is_reassociable_op): Add a loop argument and return true only
2068 (linearize_expr): Updated.
2069 (should_break_up_subtract): Likewise.
2070 (linearize_expr_tree): Likewise.
2071 (init_reassoc): Call loop_optimizer_init with
2072 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2073 with CDI_DOMINATORS.
2074 (fini_reassoc): Call loop_optimizer_finalize.
2076 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2078 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2079 if there is no i-cache.
2081 2007-09-07 Richard Guenther <rguenther@suse.de>
2084 2007-09-06 Richard Guenther <rguenther@suse.de>
2086 PR tree-optimization/32586
2087 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2088 folding if nothing changed.
2089 (simplify_unary_expression): New function. Do tree combining
2090 on conversion like codes.
2091 (try_to_simplify): Call it.
2093 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2096 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2097 (__gthread_active,__gthread_start, __gthread_active_init): New.
2098 * gthr-posix95.h: Likewise.
2100 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2102 * function.h (struct function): Rename calls_unwind_init
2103 to saves_all_registers.
2104 (current_function_saves_all_registers): Renamed from
2105 current_function_calls_unwind_init.
2106 * reload1.c (reload): Set current_function_saves_all_registers.
2107 * except.c (expand_builtin_unwind_init): Likewise.
2108 * config/m68k/m68k.c (m68k_save_reg): Use
2109 current_function_saves_all_registers to save pic register.
2111 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2113 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2114 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2116 Reapply reverted changes:
2118 2007-09-06 Jan Hubicka <jh@suse.cz>
2120 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2123 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2125 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2126 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2128 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2130 * optabs.c (expand_float): Convert unsigned integer as signed only
2131 if it provides sufficient accuracy; add mode argument to real_2expN.
2132 (expand_fix): Fix comment typos; extend binary float into mode
2133 wider than destination for converion to unsigned integer; add mode
2134 argument to real_2expN.
2135 * real.c (real_2expN): Add mode argument to special-case decimal
2137 * real.h (real_2expN): Ditto.
2138 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2140 (fixed_from_string): Ditto.
2141 (fixed_to_decimal): Ditto.
2142 (fixed_convert_from_real): Ditto.
2143 (real_convert_from_fixed): Ditto.
2144 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2145 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2146 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2147 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2149 2007-09-07 Diego Novillo <dnovillo@google.com>
2151 * tree-flow.h (const_block_stmt_iterator): Remove.
2152 Update all users to use block_stmt_iterator.
2153 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2154 Update all users to use tree_stmt_iterator.
2156 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2158 * config/mips/mips.c (mips_set_current_function): Temporarily
2159 make this a no-op to fix bootstrap errors, pending rewrite.
2161 2007-09-07 Jan Hubicka <jh@suse.cz>
2163 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2166 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2168 PR tree-optimization/33299
2169 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2170 uses for all relevant loop-exit phis, not just the first.
2172 2007-09-07 Richard Guenther <rguenther@suse.de>
2175 * tree-ssa-operands.c (access_can_touch_variable): An access
2176 of the form (*p)[0] can touch a variable of same size.
2178 2007-09-07 Jan Hubicka <jh@suse.cz>
2180 * passes.c (init_optimization_passes): Add simple dce and addressable
2182 * tree-ssa.c (execute_update_addresses_taken): New function.
2183 (pass_update_address_taken): New.
2184 * tree-ssa-dse.c (execute_simple_dse): New function.
2185 (pass_simple_dse): New.
2186 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2188 2007-09-07 Tobias Burnus <burnus@net-b.de>
2191 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2193 2007-09-07 Richard Guenther <rguenther@suse.de>
2196 2007-09-06 Richard Guenther <rguenther@suse.de>
2198 PR tree-optimization/32586
2199 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2200 folding if nothing changed.
2201 (simplify_unary_expression): New function. Do tree combining
2202 on conversion like codes.
2203 (try_to_simplify): Call it.
2205 2007-09-07 Richard Guenther <rguenther@suse.de>
2206 Uros Bizjak <ubizjak@gmail.com>
2208 PR tree-optimization/32821
2209 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2210 NULL in the call to set_bb_stmt_list.
2212 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2214 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2215 float calls here, rather than leaving some to the caller.
2216 Use call_internal_direct and call_value_internal_direct.
2217 * config/mips/mips.md (call_internal_direct): New pattern.
2218 (call_value_internal_direct): Likewise.
2220 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2222 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2223 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2225 (override_options): Set mips_base_move_loop_invariants.
2227 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2229 * config/mips/mips.opt (mcode-readable=): Move to keep list
2232 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2234 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2235 and -mgpopt options. Adjust the -G documentation to match.
2236 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2237 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2238 function, split out from mips_classify_symbol. Return false for
2239 !TARGET_LOCAL_SDATA.
2240 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2241 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2242 (override_options): Check whether the -mgpopt setting is consistent
2243 with the other flags.
2244 (symbolic_expression_p): Delete.
2245 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2246 and default_elf_select_rtx_section.
2247 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2248 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2249 external data and TARGET_EXTERN_SDATA.
2251 2007-09-07 Tobias Burnus <burnus@net-b.de>
2254 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2256 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2258 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2259 FOR_BB_INSNS_SAFE instead of for loop.
2260 * cse.c (cse_extended_basic_block): Likewise.
2261 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2262 that the for loop does not invoke NEXT_INSN on a deleted insn.
2263 * function.c (instantiate_virtual_regs): Likewise.
2264 * lower-subreg.c (remove_retval_note): Likewise.
2265 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2267 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2269 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2270 insn, if it's a jump.
2271 (try_redirect_by_replacing_jump): New variable jump_p. Call
2272 tablejump_p before delete_insn_chain.
2273 * reload1.c (reload): New variable next. Make sure that the for
2274 loop does not invoke NEXT_INSN on a deleted insn.
2275 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2276 (delete_output_reload): New variable prev. Make sure the the for
2277 loops do not invoke PREV_INSN on a deleted insn.
2279 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2281 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2282 * cgraph.h (rebuild_cgraph_edges): Declare.
2283 * tree-pass.h (pass_expand_omp_ssa): New.
2284 * omp-low.c (find_omp_clause): Export.
2285 (copy_var_decl): Split from omp_copy_decl_2.
2286 (build_omp_barrier): Return the call to emit instead of emitting
2288 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2290 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2291 expand_omp_for_generic, expand_omp_for_static_nochunk,
2292 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2293 Adapted to work on SSA form.
2294 (execute_expand_omp): Do not invalidate dominance information.
2295 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2296 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2297 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2299 (force_gimple_operand): Allow gimplifying code expressions without
2301 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2302 * common.opt (fopenmp-ssa): New.
2303 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2304 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2305 * tree-cfg.c: Include tree-inline.h.
2306 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2307 (replace_by_duplicate_decl, replace_ssa_name,
2308 mark_virtual_ops_in_region): New functions.
2309 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2310 to work on SSA form.
2311 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2312 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2315 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2317 * tree-loop-linear.c: Include obstack.h.
2318 (linear_transform_loops): New obstack lambda_obstack.
2319 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2320 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2321 and free afterwards.
2322 * lambda.h (struct obstack): New forward declaration.
2323 (lambda_linear_expression_new): New parameter of type struct
2325 (lambda_loopnest_new): Likewise.
2326 (lambda_loopnest_transform): Likewise.
2327 (lambda_body_vector_new): Likewise.
2328 (lambda_body_vector_compute_new): Likewise.
2329 (gcc_loopnest_to_lambda_loopnest): Likewise.
2330 (lambda_loopnest_to_gcc_loopnest): Likewise.
2331 * lambda-code.c: Include obstack.h.
2332 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2334 (lambda_body_vector_new): Likewise.
2335 (lambda_linear_expression_new): Likewise.
2336 (lambda_lattice_new): Likewise.
2337 (lambda_loopnest_new): Likewise. Additionally use obstack to
2338 allocate LN_LOOPS(ret).
2339 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2340 it to lambda_lattice_new.
2341 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2342 Pass it to lambda_body_vector_new.
2343 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2344 it to lambda_lattice_new.
2345 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2346 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2347 (lambda_compute_target_space): Likewise.
2348 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2349 Pass it to lambda_lattice_compute_base and
2350 compute_nest_using_fourieer_motzkin.
2351 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2352 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2353 and lambda_lattice_compute_target_space.
2354 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2355 Pass it to lambda_linear_expression_new.
2356 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2357 to gcc_tree_to_linear_expression.
2358 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2359 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2360 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2361 Pass it to lambda_body_vector_new and
2362 lambda_body_vector_compute_new.
2363 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2364 (lambda-code.o): Likewise.
2366 2007-09-06 Chao-ying Fu <fu@mips.com>
2368 * ginclude/stdfix.h: New file.
2369 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2370 (convert.o): Add dependence on fixed-value.h.
2371 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2372 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2373 to define fixed-point constants.
2374 (c_cpp_builtins): Define fixed-point constants.
2375 * convert.c (fixed-value.h): New include.
2376 (convert_to_real): Update comment to include fixed-point.
2377 Support FIXED_POINT_TYPE.
2378 (convert_to_integer): Update comment to include fixed-point.
2379 Support FIXED_POINT_TYPE.
2380 (convert_to_complex): Support FIXED_POINT_TYPE.
2381 (convert_to_fixed): New function.
2382 * convert.h (convert_to_fixed): Declare.
2383 * genopinit.c: Add comment about $Q for only fixed-point modes.
2384 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2385 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2386 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2387 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2388 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2389 usneg_optab for fixed-point modes.
2390 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2392 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2393 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2394 unsigned saturation optabs, when type is saturating.
2395 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2396 (expand_fixed_convert): New function.
2397 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2398 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2399 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2400 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2401 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2402 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2404 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2405 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2406 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2407 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2408 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2410 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2411 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2412 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2413 fractuns, satfractuns.
2414 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2415 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2416 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2417 OTI_ssmsub_widen, OTI_usmsub_widen.
2418 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2419 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2420 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2421 umsub_widen_optab, usmsub_widen_optab): Define.
2422 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2424 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2426 (expand_fixed_convert): Declare.
2427 * expr.c (convert_move): Support the move of fixed-point modes.
2428 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2429 (categorize_ctor_elements_1): Handle FIXED_CST.
2430 (count_type_elements): Handle FIXED_POINT_TYPE.
2431 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2432 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2434 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2435 multiply and add/subtract for fixed-point types.
2436 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2437 mode, we jump to binop directly.
2438 Support FIXED_CONVERT_EXPR.
2439 (do_store_flag): Check FIXED_CST to put a constant second.
2440 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2441 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2442 (const_vector_from_tree): Support FIXED_CST.
2443 * doc/extend.texi (Fixed-Point): New node.
2444 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2445 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2446 satfract, fractuns, satfractuns): Document them.
2448 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2450 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2451 addresses into I registers.
2453 2007-09-06 Jan Hubicka <jh@suse.cz>
2454 Andreas Tobler <a.tobler@schweiz.org>
2456 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2458 (machopic_legitimize_pic_address): Likewise.
2460 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2461 Jan Hubicka <jh@suse.cz>
2463 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2464 instead of ufloat_optab->handlers directly.
2465 (floatdidf2): Likewise.
2467 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2469 * config/mips/mips.c: Include diagnostic.h.
2470 (mips_set_current_function): Check errorcount and sorrycount
2471 before generating RTL.
2473 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2476 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2477 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2478 (print_operand_reloc): Likewise.
2480 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2484 2007-09-06 Jan Hubicka <jh@suse.cz>
2486 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2489 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2491 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2492 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2494 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2496 * optabs.c (expand_float): Convert unsigned integer as signed only
2497 if it provides sufficient accuracy; add mode argument to real_2expN.
2498 (expand_fix): Fix comment typos; extend binary float into mode
2499 wider than destination for converion to unsigned integer; add mode
2500 argument to real_2expN.
2501 * real.c (real_2expN): Add mode argument to special-case decimal
2503 * real.h (real_2expN): Ditto.
2504 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2506 (fixed_from_string): Ditto.
2507 (fixed_to_decimal): Ditto.
2508 (fixed_convert_from_real): Ditto.
2509 (real_convert_from_fixed): Ditto.
2510 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2511 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2512 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2513 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2515 2007-09-06 Tom Tromey <tromey@redhat.com>
2517 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2518 * c-pch.c (c_common_read_pch): Restore current location after
2520 * tree.c (expand_location): Update.
2521 (expr_filename): Changed return type. Unified the two cases.
2522 (expr_lineno): Likewise.
2523 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2525 * toplev.c (line_table): Changed type.
2526 (general_init): Update.
2527 (realloc_for_line_map): New function.
2528 (general_init): Allocate line_table using GC.
2529 * fix-header.c (line_table): Changed type.
2530 (read_scan_file): Update.
2531 (read_scan_file): Update.
2532 * c-ppoutput.c (maybe_print_line): Update.
2533 (print_line): Update.
2534 (cb_line_change): Update.
2535 (cb_define): Update.
2536 (pp_file_change): Update.
2537 * c-opts.c (c_common_init_options): Update.
2538 (finish_options): Update.
2539 (push_command_line_include): Update.
2540 * c-lex.c (cb_line_change): Update.
2541 (cb_def_pragma): Update.
2542 (cb_define): Update.
2544 (c_lex_with_flags): Use cpp_get_token_with_location.
2545 * input.h (line_table): Changed type.
2546 (location_from_locus): New macro.
2547 * tree.h (EXPR_FILENAME): No longer an lvalue.
2548 (EXPR_LINENO): Likewise.
2549 (expr_locus, set_expr_locus): Declare separately for
2550 USE_MAPPED_LOCATION.
2551 (expr_filename, expr_lineno): Changed return type.
2552 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2553 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2554 (expand_gimple_basic_block): Likewise.
2555 * final.c (final_scan_insn): Use expanded_location.
2557 2007-09-06 Richard Guenther <rguenther@suse.de>
2559 PR tree-optimization/32586
2560 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2561 folding if nothing changed.
2562 (simplify_unary_expression): New function. Do tree combining
2563 on conversion like codes.
2564 (try_to_simplify): Call it.
2565 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2566 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2568 2007-09-06 Jan Hubicka <jh@suse.cz>
2571 * cse.c (fold_rtx): Avoid invalid sharing.
2573 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2575 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2576 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2578 2007-09-06 Revital Eres <eres@il.ibm.com>
2580 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2581 Fix offsettable memory reference for 750CL.
2583 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2585 * reload.c (find_reloads_address_1): Try to preserve original
2586 base/index regclass of operands.
2587 * regrename.c (scan_rtx_address): Likewise.
2588 (replace_oldest_value_addr): Likewise.
2590 2007-09-06 Richard Guenther <rguenther@suse.de>
2592 PR tree-optimization/33302
2593 * domwalk.c (walk_dominator_tree): The exit block is
2594 interesting even if it is not reachable.
2596 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2599 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2601 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2603 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2606 2007-09-05 Ian Lance Taylor <iant@google.com>
2608 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2610 (dump_generic_node): Likewise.
2611 * print-rtl.c (print_decl_name): Likewise.
2612 * print-tree.c (print_node_brief): Likewise.
2613 (print_node): Likewise.
2614 * Makefile.in (RTL_BASE_H): Add alias.h.
2617 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2619 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2621 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2622 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2624 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2626 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2627 (tm_defines): Define UCLIBC_DEFAULT to 1.
2628 (extra_options): Add linux.opt.
2629 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2630 (CRT_CALL_STATIC_FUNCTION): Likewise.
2631 (NO_IMPLICIT_EXTERN_C): Likewise.
2632 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2633 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2634 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2635 (ENDFILE_SPEC): Don't define.
2636 (LIB_SPEC): Likewise.
2637 (CRT_CALL_STATIC_FUNCTION): Likewise.
2638 (NO_IMPLICIT_EXTERN_C): Likewise.
2639 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2640 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2642 2007-09-06 Jan Hubicka <jh@suse.cz>
2644 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2647 2007-09-06 Jan Hubicka <jh@suse.cz>
2649 * opts.c (common_handle_option): Enable inlining functions for
2652 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2654 * builtin-attrs.def (ATTR_NONNULL_3): New.
2655 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2656 ATTR_NOTHROW_NONNULL_##FA.
2657 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2658 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2659 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2660 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2661 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2662 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2663 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2665 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2666 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2667 ATTR_FORMAT_NOTHROW_3_4): Remove.
2668 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2669 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2670 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2671 instead of ATTR_FORMAT_*_*.
2673 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2675 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2676 parts re-used for REG_FRAME_RELATED_EXPR.
2678 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2680 * optabs.c (expand_float): Convert unsigned integer as signed only
2681 if it provides sufficient accuracy; add mode argument to real_2expN.
2682 (expand_fix): Fix comment typos; extend binary float into mode
2683 wider than destination for converion to unsigned integer; add mode
2684 argument to real_2expN.
2685 * real.c (real_2expN): Add mode argument to special-case decimal
2687 * real.h (real_2expN): Ditto.
2688 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2690 (fixed_from_string): Ditto.
2691 (fixed_to_decimal): Ditto.
2692 (fixed_convert_from_real): Ditto.
2693 (real_convert_from_fixed): Ditto.
2694 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2695 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2696 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2697 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2699 2007-09-05 Ian Lance Taylor <iant@google.com>
2701 * init-regs.c (initialize_uninitialized_regs): Call
2702 emit_insn_before rather than add_insn_before.
2704 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2706 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2707 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2708 * tree-inline.h (copy_body_data): Add call_expr field.
2709 * tree-inline.c (expand_call_inline): Initialize call_expr.
2710 (copy_bb): Append anonymous inline fn arguments to arguments
2711 when inlining a CALL_EXPR_VA_ARG_PACK call.
2712 * builtins.c (expand_builtin): Issue an error if
2713 BUILT_IN_VA_ARG_PACK is seen during expand.
2714 (fold_call_expr, fold_builtin_call_array): Don't fold
2715 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2716 __builtin_va_arg_pack () call as last argument.
2717 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2718 function is __builtin_va_arg_pack (), decrease number of call
2719 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2720 * expr.c (expand_expr_real_1): Issue an error if
2721 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2722 * tree-pretty-print.c (dump_generic_node): Handle printing
2723 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2724 * doc/extend.texi (__builtin_va_arg_pack): Document.
2726 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2728 PR tree-optimization/21513
2729 * builtins.c (build_builtin_expect_predicate): New function.
2730 (fold_builtin_expect): Add argument for expected value.
2731 Distribute __builtin_expect over short-circuiting operations.
2732 Fold nested builtin_expects.
2733 (fold_builtin_2): Adjust call to fold_builtin_expect.
2735 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2738 PR tree-optimization/13756
2739 * doc/invoke.texi (Options That Control Optimization): Document
2742 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2744 * gcc/config/i386/cpuid.h: New file.
2745 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2746 (describe_cache): Shrink size and line strings to 100 bytes.
2747 (detect_caches_amd): Return "" for unsupported max_ext_level.
2748 Use __cpuid function.
2749 (detect_caches_intel): Return "" for unsupported max_level.
2750 Use __cpuid function.
2751 (host_detect_local_cpu): Change feature flag variables to
2752 unsigned int. Initialize only extended feature flag variables.
2753 Use __get_cpuid_max to determine max supported cpuid level.
2754 Use __cpuid function to determine supported features. Fix
2755 calculation of family id. Remove is_amd and check signature
2756 directly. Check for Geode signature. Handle family 4 id.
2757 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2758 cpu discovery code to lower part of the function.
2759 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2760 for sub-architecture.
2761 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2762 [PROCESSOR_K8]: Add k8-sse3 architecture.
2763 [PROCESSOR_NOCONA]: Remove.
2764 [PROCESSOR_GENERIC64]: Ditto.
2765 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2766 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2767 to check for SSE and FXSAVE support.
2768 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2769 Add -minline-all-stringops.
2770 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2771 (x86_64-*-*): Ditto.
2773 2007-09-05 Jie Zhang <jie.zhang@analog.com>
2775 * config/bfin/linux-unwind.h: New file.
2776 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
2777 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
2779 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2781 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
2782 * stmt.c: Include alloc-pool.h.
2783 (struct case_node): Remove GTY marker.
2784 (add_case_node): New parameter case_node_pool. Use it for
2786 (expand_case): New allocation pool case_node_pool. Initialize it,
2787 pass to add_case_node and free it.
2789 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2790 David Ung <davidu@mips.com>
2791 Nigel Stephens <nigel@mips.com>
2793 Add mips16/nomips16 function attributes and -mflip-mips16 option
2794 for testing mixed-mode compilation.
2796 * config/mips/mips.opt (mflip-mips16): New.
2798 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
2799 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
2801 * config/mips/mips.c (mips_base_target_flags): New.
2802 (mips_base_mips16): New.
2803 (mips_base_schedule_insns): New.
2804 (mips_base_reorder_blocks_and_partition): New.
2805 (mips_base_align_loops): New.
2806 (mips_base_align_jumps): New.
2807 (mips_base_align_functions): New.
2808 (mips16_flipper): New.
2809 (mips_attribute_table): Add "mips16" and "nomips16" entries.
2810 (TARGET_SET_CURRENT_FUNCTION): Define.
2811 (mips_mips16_type_p, mips_nomips16_type_p): New.
2812 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
2813 (mips_function_ok_for_sibcall): Make it deal with functions with
2815 (mips_init_split_addresses): New, split out from override_options.
2816 (mips_init_relocs): New, split out from override_options.
2817 (was_mips16_p): New.
2818 (mips_set_mips16_mode): New, split out from override_options.
2819 (mips_set_current_function): New.
2820 (override_options): Add sorry for unsupported mips16/pic
2821 combination. Remove error for mips16/dsp combination. Save
2822 base option settings.
2823 (mips_file_start): Move mips16 mode setting output from here....
2824 (mips_output_function_prologue): ....to here.
2825 (mips_output_mi_thunk): Check for mips16 function.
2826 (build_mips16_function_stub): Don't set .mips16 here.
2827 (build_mips16_call_stub): Likewise.
2828 (mips_expand_builtin): Error in mips16 mode.
2829 (mips_use_mips16_mode_p): New.
2830 (mips_encode_section_info): Check for mips16 function, and set
2831 SYMBOL_REF_FLAGS accordingly.
2833 * doc/extend.texi (Function Attributes): Document new
2834 mips16/nomips16 attributes.
2835 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
2836 (MIPS Options): Document -mflip-mips16.
2838 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2840 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
2841 if we encounter TLS address in MIPS16 mode.
2842 (mips_legitimize_const_move): Check cannot_force_const_mem for
2843 the (const (plus symbol offset)) case; this forces invalid TLS
2844 address in MIPS16 mode to be caught by the above call to sorry.
2845 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
2846 because that now enables emutls, which is not ABI compatible
2847 with native TLS in non-MIPS16 mode.
2849 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2851 Add target hook invoked when cfun changes.
2853 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
2854 * target.h (struct gcc_target): Add set_current_function.
2855 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
2856 (TARGET_INITIALIZER): Add initializer for set_current_function.
2857 * tree.h (push_struct_function): New.
2858 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
2860 (set_cfun): Declare.
2861 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
2863 (push_function_context_to): Use allocate_struct_function
2864 to create null context, not init_dummy_function_start. Use set_cfun.
2865 (pop_function_context_from): Use set_cfun.
2866 (in_dummy_function): New.
2867 (invoke_set_current_function_hook): New.
2869 (push_cfun, pop_cfun): Use set_cfun.
2870 (push_struct_function): New.
2871 (allocate_struct_function): Call invoke_set_current_function_hook
2873 (prepare_function_start): Don't set cfun here. Remove unused
2874 argument; fix all callers.
2875 (init_dummy_function_start): Fiddle with in_dummy_function. Call
2876 push_struct_function.
2877 (init_function_start): Set cfun here.
2878 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
2879 * omp-low.c (create_omp_child_function): Use push_struct_function
2880 and pop_cfun to save/restore state.
2881 (expand_omp_parallel): Remove unused saved_cfun variable.
2882 * cgraphunit.c (ipa_passes): Use set_cfun.
2883 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
2884 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
2885 * matrix-reorg.c (transform_allocation_sites): Likewise.
2886 (matrix_reorg): Use set_cfun.
2887 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
2888 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
2889 assignment to cfun; use set_cfun for the other.
2890 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
2891 (dump_function_to_file): Use push_cfun/pop_cfun here.
2892 * c-decl.c (finish_function): Use set_cfun.
2894 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2896 * regrename.c (rerename_optimize): Use deferred rescanning and
2897 insert explicit calls to rescan insns when changed.
2899 2007-09-05 Jan Hubicka <jh@suse.cz>
2901 * optabs.c (libfunc_entry): Change optab to integer.
2902 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
2903 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
2904 of pointers for hashing.
2906 2007-09-05 Jan Hubicka <jh@suse.cz>
2908 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
2910 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
2911 * see.c (pass_see): Likewise.
2912 * tracer.c (pass_tracer): Likewise.
2913 * postreload-gcse.c (pass_gcse2): Likewise.
2914 * postreload.c (pass_postreload_cse): Likewise.
2915 * mode-switching.c (pass_mode_switching): Likewise.
2916 * modulo-sched.c (pass_sms): Likewise.
2917 * cse.c (cse_insn): Likewise.
2918 * web.c (pass_web): Likweise.
2919 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
2920 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
2921 * loop-init.c (pass_rtl_loop_init): Likewise.
2922 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
2923 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
2924 * global.c (pass_global_alloc): Likewise.
2925 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
2926 pass_if_after_reload): Likewise.
2927 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
2928 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
2929 * regmove.c (pass_regmove): Likewise.
2930 * function.c (pass_thread_prologugues_epilogues): Likewise.
2931 * gcse.c (pass_gcse): Likewise.
2932 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
2933 * lower-subreg.c (pass_lower_subreg2): Likewise.
2934 * bt-load.c (pass_branch_target_load): Likewise.
2935 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2936 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
2937 * combine.c (pass_combine): Likewise.
2938 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
2939 (pass_partition_blocks): Likewise.
2940 * var-tracking.c (pass_variable_track): Likewise.
2941 * reg-stack.c (pass_stack_regs_run): Likewise.
2942 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
2943 * passes.c (pass_postreload): Likewise.
2944 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
2945 * tree-pass.h (TODO_verify_rtl_sharing): New.
2946 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2947 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
2948 TODO_set_props, TODO_df_finish, TODO_df_verify,
2949 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
2951 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2953 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
2954 fold_real_zero_addition_p, reorder_operands_p,
2955 div_if_zero_remainder, fold_undefer_overflow_warnings,
2956 int_binop_types_match_p, fold_convert_const_int_from_int,
2957 fold_convert_const_int_from_real,
2958 fold_convert_const_int_from_fixed,
2959 fold_convert_const_real_from_real,
2960 fold_convert_const_real_from_fixed,
2961 fold_convert_const_fixed_from_fixed,
2962 fold_convert_const_fixed_from_int,
2963 fold_convert_const_fixed_from_real, maybe_lvalue_p,
2964 fold_checksum_tree, fold_check_failed, print_fold_checksum,
2965 debug_fold_checksum, multiple_of_p): Constify.
2966 * tree-flow-inline.h (get_lineno): Likewise.
2967 * tree-flow.h (get_lineno): Likewise.
2968 * tree-object-size.c (compute_object_offset, addr_object_size,
2969 alloc_object_size, pass_through_call): Likewise.
2970 * tree-pretty-print.c (op_symbol, print_call_name,
2971 print_struct_decl, do_niy): Likewise.
2972 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
2973 debug_fold_checksum): Likewise.
2975 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
2978 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
2979 note, remove the associated REG_RETVAL note.
2981 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2983 * config.gcc (powerpc*-*-*): Install
2984 spu2vmx.h, vec_types.h, and si2vmx.h headers.
2985 * config/rs6000/spu2vmx.h: New header.
2986 * config/rs6000/si2vmx.h: New header.
2987 * config/rs6000/vec_types.h: New header.
2989 2007-09-05 Ben Elliston <bje@au.ibm.com>
2991 * varasm.c (initializer_constant_valid_p): Fix comment typo.
2993 2007-09-05 Ben Elliston <bje@au.ibm.com>
2995 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
2997 (__stdcx): Make asm volatile.
2998 (__stwcx, __stdcx): Return only 0 or 1.
3000 2007-09-05 Jan Hubicka <jh@suse.cz>
3004 2007-09-04 Jan Hubicka <jh@suse.cz>
3005 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3007 2007-09-04 Richard Guenther <rguenther@suse.de>
3008 * tree-ssa-operands.c (add_virtual_operand): Only mark
3009 stores as has_volatile_ops if alias information is not available.
3011 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3013 * config/rs6000/tramp.asm: Include config.h.
3014 Check __PIC__ or __pic__ macro instead of SHARED.
3016 PR rtl-optimization/32300
3017 * see.c (see_copy_insn): New function.
3018 (see_def_extension_not_merged, see_merge_one_use_extension,
3019 see_merge_one_def_extension): Use it. Avoid changing
3020 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3021 into sequences. Call df_insn_delete on temporary insns
3022 that won't be emitted into the insn stream.
3023 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3024 and run df_process_deferred_rescans () before run_fast_dce.
3026 PR tree-optimization/33017
3027 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3028 recurse for pure or const function calls.
3030 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3032 * c-format.c: Include alloc-pool.h.
3033 (check_format_info_main): New argument fwt_alloc. Use allocation
3034 pool instead of GC. Remove GC deallocation code.
3035 (check_format_arg): Create allocation pool, pass it to
3036 check_format_info_main and free it afterwards.
3037 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3039 2007-09-05 Ben Elliston <bje@au.ibm.com>
3041 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3042 Rename count macro arugment for clarity.
3043 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3044 (__protected_stream_set): Likewise, pass 0.
3046 2007-09-04 Jan Hubicka <jh@suse.cz>
3048 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3050 2007-09-04 Jan Hubicka <jh@suse.cz>
3052 * invoke.texi (-finline-small-functions): Document.
3053 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3054 when deciding what is inlinable.
3055 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3056 (cgraph_decide_inlining_of_small_function): Handle new flags.
3057 (cgraph_decide_inlining_incrementally): Likewise.
3058 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3059 * common.opt (finline-small-functions): New.
3060 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3062 2007-09-04 Richard Guenther <rguenther@suse.de>
3064 * tree-ssa-operands.c (add_virtual_operand): Only mark
3065 stores as has_volatile_ops if alias information is not available.
3067 2007-09-04 Andrew Haley <aph@redhat.com>
3069 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3071 2007-09-04 Andrew Haley <aph@redhat.com>
3073 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3074 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3075 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3077 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3080 * common.opt: Mention ABI version 2 in comment.
3082 2007-09-04 Jan Hubicka <jh@suse.cz>
3084 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3085 (libfunc_entry): New structure.
3086 (libfunc_hash): New hashtable.
3087 (hash_libfunc): New function.
3088 (eq_libfunc): New function.
3089 (convert_optab_libfunc): New function.
3090 (optab_libfunc): New function.
3091 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3092 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3093 expand_float, expand_fix, new_optab, new_convert_optab):
3094 Update for new libfunc API.
3095 (init_libfunc, init_integral_libfuncs,
3096 init_floating_libfuncs, init_interclass_conv_libfuncs
3097 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3098 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3099 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3100 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3101 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3102 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3103 gen_extend_conv_libfunc): New.
3104 (init_one_libfunc): Revamp for hashtables.
3105 (set_conv_libfunc): Likewise.
3106 (init_optabs): Initialize hashtable; use lazy initialization where
3108 * optabs.h (optab_handlers): Move out of GGC.
3109 (optab, convert_optab): Move out of GGC; add lazy gen info.
3110 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3111 (optab_libfunc, convert_optab_libfunc): New.
3112 * builtins.c (expand_builtin_powi): Update for new API.
3113 * expr.c (convert_move): Likewise.
3114 * expmed.c (expand_divmod): Likewise.
3116 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3118 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3119 GOT pointer only if there is a constant pool. Use the allocated space
3122 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3124 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3127 2007-09-04 Revital Eres <eres@il.ibm.com>
3128 Richard Guenther <rguenther@suse.de>
3129 R. Clint Whaley <whaley@cs.utsa.edu>
3131 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3133 * tree-tailcall.c (process_assignment): Use -fassociative-math
3134 when reodering operands of floating-point type.
3135 * fold-const.c (fold_comparison, fold_binary): Use
3136 -fassociative-math and -freciprocal-math instead of
3137 -funsafe-math-optimization flag.
3138 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3139 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3140 -freciprocal-math instead of -funsafe-math-optimizations.
3141 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3142 -fassociative-math when -ffast-math is set.
3143 (set_unsafe_math_optimizations_flags): New Function
3144 to set -freciprocal-math and -fassociative-math when
3145 -funsafe-math-optimizations is set.
3146 (common_handle_option): Call it.
3147 * tree-vectorizer.c (vect_is_simple_reduction): Use
3148 -fassociative-math when doing reduction on floats.
3149 * loop-unroll.c (analyze_insn_to_expand_var): Use
3150 -fassociative-math when expanding an accumulator of type float.
3151 * simplify-rtx.c (simplify_binary_operation_1): Use
3152 -fassociative-math and -freciprocal-math when reordeing operands
3153 of floating-point type.
3154 * combine.c (combine_simplify_rtx): Likewise.
3155 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3157 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3159 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3162 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3164 2007-09-04 Jan Hubicka <jh@suse.cz>
3166 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3168 2007-09-04 Jan Hubicka <jh@suse.cz>
3170 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3171 and corresponding MATCH_DUP.
3173 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3176 * combine.c (subst): Do not try to simplify X if it represents load
3177 of FP constant from the constant pool via float extension.
3179 2007-09-04 Ben Elliston <bje@au.ibm.com>
3181 * c-opts.c: Include "tm_p.h".
3182 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3184 2007-09-04 Richard Guenther <rguenther@suse.de>
3186 PR tree-optimization/33291
3187 * tree-pretty-print.c (dump_generic_node): Dump all
3188 qualifiers for pointer types, not only first. Dump
3189 qualifiers for aggregate types as well.
3190 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3191 use the canonical type for building ARRAY_REFs.
3192 * gimplify.c (canonicalize_addr_expr): Clean up. The
3193 correct validness check is compatibility of the pointer
3194 types. Always use the canonical type for building
3195 ARRAY_REFs and ADDR_EXPRs.
3196 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3197 change that disabled propagation of ADDR_EXPRs into statements
3200 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3202 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3203 (umulsi3_highpart): Make into expanders; existing insns are
3204 now named *[insn]_nov6. Add stars to existing [insn]_v6
3205 counterparts' names.
3207 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3209 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3210 (unprotoize.o): Remove SHLIB_MULTILIB.
3212 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3214 * doc/extend.texi: Document progmem attribute for AVR.
3216 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3219 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3221 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3223 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3226 * optabs.c: Remove unnecessary forward declarations.
3227 (expand_unop_direct): New, broken out of expand_unop.
3228 (expand_doubleword_clz): New.
3229 (expand_ctz): Move above expand_ffs. Use
3230 start_sequence, end_sequence, add_equal_note, and
3231 expand_unop_direct. Add more commentary.
3232 (expand_ffs): Try both ctz optab and expand_ctz.
3233 Generate a test and branch if the hardware doesn't give us
3234 a useful value for input zero. Style improvements similar to
3237 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3239 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3241 * config.gcc: Delete stanza for arm-semi-aof and
3242 armel-semi-aof targets.
3243 * config/arm/arm-protos.h
3245 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3246 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3247 delete aof_pic_label and remove mention of AOF in comments.
3248 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3250 * config/arm/semiaof.h
3251 * config/arm/t-semi: Delete file.
3253 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3255 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3256 CONST_CAST_BB): New macros for type-specific casts.
3257 (CONST_CAST): Add a TYPE parameter and define it in terms of
3260 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3261 * c-lex.c (cb_ident, lex_string): Likewise,
3262 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3263 * config/i386/i386.c (ix86_function_regparm,
3264 ix86_function_sseregparm): Use CONST_CAST_TREE.
3265 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3267 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3268 give_switch, set_multilib_dir): Likewise,
3269 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3270 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3271 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3272 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3273 * prefix.c (update_path): Likewise,
3274 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3275 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3276 * tree-cfg.c (tree_can_merge_blocks_p,
3277 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3278 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3279 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3280 (attribute_list_contained): Use CONST_CAST_TREE.
3282 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3284 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3286 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3289 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3290 before forcing them into a register.
3292 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3294 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3295 rather than define_code_macro.
3297 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3299 * gcc.c (xputenv): New function.
3300 (putenv_from_prefixes): Use xputenv instead of putenv.
3301 (process_command): Use xputenv instead of putenv.
3302 (set_collect_gcc_options): Use xputenv instead of putenv.
3303 (main): Use xputenv instead of putenv.
3305 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3307 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3308 availability of swap instruction.
3309 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3311 2007-09-03 Revital Eres <eres@il.ibm.com>
3313 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3316 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3317 Ayal Zaks <zaks@il.ibm.com>
3318 Revital Eres <eres@il.ibm.com>
3320 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3321 compute_split_row): New functions.
3322 (ps_unschedule_node): Remove.
3323 (normalize_sched_times): Iterate over the already scheduled
3324 insns instead of the number of nodes.
3325 (MAX_SPLIT_NUM): New definition.
3326 (sms_schedule_by_order): Change the scheduling heuristic to
3327 avoid useless increases of initiation interval ii.
3328 (get_sched_window): Add dump printouts.
3330 2007-09-02 David Daney <ddaney@avtrex.com>
3332 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3333 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3334 (optab, insn): Add more attributes.
3335 (fetchop_bit): New code macro.
3336 (immediate_insn): New code macro attribute.
3337 (sync): Change condition to ISA_HAS_SYNC.
3338 (rdhwr): Change predicate for operand 0 to register_operand.
3339 (memory_barrier): New expand.
3340 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3341 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3342 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3343 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3344 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3345 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3346 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3347 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3348 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3350 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3351 Hans-Peter Nilsson <hp@axis.com>
3353 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3354 Defined to describe availability and behavior of CLZ.
3355 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3356 * config/cris/cris.opt: Tweak comment for "-metrax4".
3357 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3358 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3359 (count_leading_zeros): Define.
3361 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3363 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3365 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3368 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3371 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3373 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3374 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3375 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3376 sched-deps.c, sched-int.h, system.h, target.h,
3377 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3378 tree.def: Fix comment typos.
3380 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3382 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3383 (override_options): Turn on -mstrict-align on non-ColdFire
3385 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3387 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3389 * c-common.c (const_strip_array_types): Delete.
3390 * c-common.h (const_strip_array_types): Likewise.
3391 * emit-rtl.c (const_next_insn, const_previous_insn,
3392 const_next_nonnote_insn, const_prev_nonnote_insn,
3393 const_next_real_insn, const_prev_real_insn,
3394 const_next_active_insn, const_prev_active_insn, const_next_label,
3395 const_prev_label): Delete.
3396 * gimple-low.c (block_may_fallthru): Use expr_last.
3397 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3398 * rtl.h (const_previous_insn, const_next_insn,
3399 const_prev_nonnote_insn, const_next_nonnote_insn,
3400 const_prev_real_insn, const_next_real_insn,
3401 const_prev_active_insn, const_next_active_insn, const_prev_label,
3402 const_next_label): Delete.
3403 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3404 * system.h (CONST_CAST): Update comment.
3405 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3406 (const_first_stmt, const_last_stmt): Delete.
3407 (tree_block_ends_with_condjump_p): Use last_stmt.
3408 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3409 * tree-iterator.c (const_expr_first, const_expr_last,
3410 const_expr_only): Delete.
3411 * tree.c (const_lookup_attribute): Likewise.
3412 (attribute_list_contained): Use lookup_attribute.
3413 * tree.h (const_lookup_attribute, const_expr_first,
3414 const_expr_last, const_expr_only): Delete.
3416 2007-09-01 Richard Guenther <rguenther@suse.de>
3418 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3419 instead of TREE_THIS_VOLATILE.
3420 * tree-ssa-operands.c (add_virtual_operand): Do not set
3421 has_volatile_ops. Do not check s_ann for NULL.
3422 (get_indirect_ref_operands): Likewise.
3423 (get_expr_operands): Likewise. For all reference trees
3424 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3425 check base of reference for TREE_THIS_VOLATILE.
3427 2007-09-01 Richard Guenther <rguenther@suse.de>
3429 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3430 between integral types. Also allow conversions between
3433 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3435 * optabs.c (prepare_float_lib_cmp): Use
3436 libgcc_cmp_return_mode instead of word_mode.
3437 * config/dfp-bit.h: Likewise.
3438 * config/fp-bit.h: Likewise.
3439 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3441 (spu_libgcc_shift_count_mode): New function.
3442 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3443 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3445 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3447 * tree-pretty-print.c: Include output.h.
3448 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3449 HOST_WIDE_INT_PRINT_DEC.
3450 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3452 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3454 PR rtl-optimization/33224
3455 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3456 to the analysed region.
3458 2007-08-31 Richard Guenther <rguenther@suse.de>
3460 * function.c (allocate_struct_function): Do not set
3461 current_function_returns_pointer.
3462 * function.h (struct var_refs_queue): Remove.
3463 (struct simple_obstack_stack): Likewise.
3464 (struct function): Remove fixup_var_refs_queue member.
3465 Remove returns_pointer flag.
3466 (current_function_returns_pointer): Remove define.
3468 2007-08-31 Nick Clifton <nickc@redhat.com>
3470 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3471 secondary keys in order to obtain a stable sort.
3473 2007-08-31 Nick Clifton <nickc@redhat.com>
3476 * config/m32r/constraints.md: Add W constraint for integer zero.
3477 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3478 Fix length calculation by using alternatives.
3480 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3482 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3483 split out from expand_binop.
3484 (avoid_expensive_constant): New function.
3485 (expand_binop_directly): Remove commutative_op argument and
3486 (expand_binop_directly): Remove commutative_op argument and
3487 call cummutative_optab_p instead. Do not change op0 or op1
3488 when swapping xop0 and xop1. Apply avoid_expensive_constant
3489 to each argument after potential swapping. Enforce the
3490 canonical order of commutative operands.
3491 (expand_binop): Use shift_optab_p and commutative_optab_p.
3492 Update the calls to expand_binop_directly. Only force constants
3493 into registers when widening an operation. Only swap operands
3494 once a direct expansion has been rejected.
3495 (expand_twoval_binop): Only force constants into registers when
3496 using a direct expansion.
3498 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3500 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3501 (sched_analyze_insn): Don't postprocess speculative dependencies when
3502 target has no scheduling.
3503 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3504 'uninitialized' warning.
3506 2007-08-31 Richard Guenther <rguenther@suse.de>
3508 * tree.c (build_complex_type): Always set TYPE_NAME for
3511 2007-08-31 Olivier Hainque <hainque@adacore.com>
3513 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3514 internal macro. Default alignment factor for csect directives, chosen
3515 to match what BIGGEST_ALIGNMENT allows.
3516 (DATA_SECTION_ASM_OP): Use it.
3517 * config/rs6000/rs6000.c
3518 (rs6000_xcoff_output_readonly_section_asm_op):
3519 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3520 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3522 2007-08-31 Olivier Hainque <hainque@adacore.com>
3524 * dbxout.c (dbxout_block): Move declaration within the first
3525 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3526 block to include the definition, together with the associated
3529 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3530 Revital Eres <eres@il.ibm.com>
3532 * doc/invoke.texi (-mpaired): Document flag.
3533 * config.gcc: Include paired.h in powerpc extra_headers and
3534 750cl.h in powerpc-*-linux*paired*.
3535 * config/rs6000/rs6000.opt (-mpaired): New flag.
3536 * config/rs6000/rs6000.c (paired_init_builtins,
3537 paired_expand_builtin, paired_expand_lv_builtin,
3538 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3539 New functions to support the paired single builtin functions.
3540 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3541 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3543 (bdesc_paired_preds): New structure for paired predicate
3545 (rs6000_expand_builtin): Expand paired single builtins.
3546 (rs6000_init_builtins): Init paired single builtins.
3547 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3548 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3549 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3550 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3551 (rs6000_vector_mode_supported_p): Support paired vector mode.
3552 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3553 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3555 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3556 (DATA_ALIGNMENT): Likewise.
3557 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3558 (rs6000_builtins): Add PAIRED builtins.
3559 * config/rs6000/rs6000.md: Include paired.md.
3560 * config/rs6000/paired.h: New.
3561 * config/rs6000/paired.md: New.
3562 * config/rs6000/750cl.h: New.
3563 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3565 2007-08-30 Ollie Wild <aaw@google.com>
3567 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3568 * gcc.c (default_compilers): Add -fno-directives-only to
3569 @assembler-with-cpp.
3571 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3575 * regclass.c (initial_fixed_regs): Revert previous change and make
3577 (initial_call_used_regs): Likewise.
3578 (initial_call_really_used_regs): Delete, reverting previous addition.
3579 (initial_reg_names): Likewise.
3580 (init_reg_sets): Revert previous change.
3581 (saved_fixed_regs): New.
3582 (saved_call_used_regs): New.
3583 (saved_call_really_used_regs): New.
3584 (saved_reg_names): New.
3585 (save_register_info): New.
3586 (restore_register_info): New.
3587 (init_reg_sets_1): Replace reset of register info with call to
3588 restore_register_info.
3589 * rtl.h (save_register_info): Declare.
3590 * toplev.c (backend_init): Call save_register_info.
3592 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3594 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3595 from the original statement.
3597 2007-08-30 Chao-ying Fu <fu@mips.com>
3599 * c-lex.c (interpret_fixed): Declare.
3600 (interpret_float): Process _Fract and _Accum.
3601 (interpret_fixed): New function.
3602 * final.c (output_addr_const): Process CONST_FIXED.
3603 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3604 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3606 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3608 (simplify_immed_subreg): Support CONST_FIXED.
3609 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3610 (simplify_subreg): Support CONST_FIXED.
3612 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3614 * config/rs6000/ppu_intrinsics.h: New file.
3615 * config.gcc (powerpc*-*-* <extra_headers>): Install
3618 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3620 * cfg.c (dump_flow_info): Change to also print entry and exit
3622 * print-rtl.c (print_rtl_single): Allow to print rtl with
3625 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3627 * df-core.h (df_dump_region): New function.
3628 * df.h (df_dump_region): New function.
3629 * loop-invariant.c (find_defs): Add call to df_dump_region.
3630 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3633 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3636 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3637 true if any of the compare_section_name calls returned true,
3638 rather than if any returned false.
3640 2007-08-30 Richard Guenther <rguenther@suse.de>
3642 PR tree-optimization/33199
3643 * tree-ssa-structalias.c (handle_lhs_call): New function.
3644 (find_func_aliases): In non-IPA mode make sure that for
3645 calls that return a pointer we add a constraint for the
3646 result to point to anything.
3648 2007-08-30 Richard Guenther <rguenther@suse.de>
3650 * doc/invoke.texi (-mveclibabi): Document new target option.
3651 * config/i386/i386.opt (-mveclibabi): New target option.
3652 * config/i386/i386.c (ix86_veclib_handler): Handler for
3653 vectorization library support.
3654 (override_options): Handle the -mveclibabi option, initialize
3655 the vectorization library handler.
3656 (ix86_builtin_vectorized_function): As fallback call the
3657 vectorization library handler, if set.
3658 (ix86_veclibabi_acml): New static function for ACML ABI style
3659 vectorization support.
3661 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3663 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3664 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3665 SImode and update m. Don't run gen_lowpart_common on arbitrary
3666 memory address, force it to register first.
3669 * dce.c (dce_process_block): Don't delete setters of
3670 artificially used registers.
3672 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3674 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3675 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3676 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3678 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3680 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3682 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3683 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3685 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3687 * system.h: Activate -Wcast-qual as warning-only.
3689 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3692 * config/rs6000/rs6000.c (compare_section_name): New function.
3693 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3696 2007-08-29 Olivier Hainque <hainque@adacore.com>
3698 * xcoffout.c: #include debug.h.
3699 * Makefile.in (xcoffout.o): Add debug.h dependency.
3701 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3703 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3704 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3706 2007-08-29 Richard Guenther <rguenther@suse.de>
3708 * tree-pretty-print.c (dump_generic_node): Print
3709 label DECL_UID as D.%u.
3710 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3712 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3714 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3715 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3717 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3720 * tree.c (build_type_attribute_qual_variant): Set canonical types
3721 on the final, unqualified attribute variant before building the
3724 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3726 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3727 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3729 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3732 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3733 * config/bfin/bfin.md (composev2hi): Put operands into vector
3736 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3738 * config/bfin/bfin.md (composev2hi): Put operands into vector
3741 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3743 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3744 attribute when appropriate.
3745 (bfin_handle_l1_text_attribute): New.
3746 (bfin_handle_l1_data_attribute): New.
3747 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3748 l1_data_A and l1_data_B.
3749 * doc/extend.texi (node Function Attributes): Document l1_text
3751 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3752 l1_data_A and l1_data_B variable attributes.
3754 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3756 * config/bfin/bfin.opt (minline-plt): Add.
3757 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3758 call to global functions.
3759 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3760 (Blackfin Options): Document -minline-plt.
3762 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3764 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3765 given a non-function.
3766 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3768 2007-08-28 DJ Delorie <dj@redhat.com>
3770 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
3772 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3774 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
3776 2007-08-28 Richard Guenther <rguenther@suse.de>
3778 * tree.h (struct tree_function_decl): Increase size of
3779 function_code bitfield.
3781 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3782 Kazu Hirata <kazu@codesourcery.com>
3784 * gcc/config/m68k/linux.h
3785 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
3786 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
3787 (m68k_return_in_memory): New.
3788 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
3791 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
3794 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3795 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
3796 operand) when top VEC_SELECT extracts scalar element.
3797 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
3798 (*vec_extract_v4sf_mem): Ditto.
3800 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3803 * passes.c (init_optimization_passes): Move pass_df_finish
3804 after pass_postreload sublist.
3806 PR rtl-optimization/33148
3807 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
3808 (neg (lt X 0)) if X has scalar int mode.
3811 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
3812 initializer, use build_vector_from_ctor if possible to create
3813 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
3814 even after this, return NULL.
3816 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
3818 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
3820 2007-08-28 Richard Guenther <rguenther@suse.de>
3822 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
3823 (struct tree_function_decl): Make function_code a bitfield.
3824 Add disregard_inline_limits flag.
3825 * cgraphunit.c (cgraph_process_new_functions): Check
3826 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
3827 (cgraph_preserve_function_body_p): Likewise.
3828 * ipa-inline.c (compute_inline_parameters): Likewise.
3829 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
3830 for GNU C extern inline functions.
3831 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
3832 * tree-inline.c (disregard_inline_limits_p): Remove.
3833 * tree-inline.h (disregard_inline_limits_p): Likewise.
3834 * c-common.c (handle_always_inline_attribute): Set
3835 DECL_DISREGARD_INLINE_LIMITS.
3836 * langhooks.c (add_builtin_function): Verify the function code
3837 fits in the bitfield.
3839 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
3840 Vladimir Yanovsky <yanov@il.ibm.com>
3841 Revital Eres <eres@il.ibm.com>
3842 Andrey Belevantsev <abel@ispras.ru>
3844 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
3846 * modulo-sched.c: Add documentation regarding do-loop.
3847 (doloop_register_get): Change number of arguments to support
3848 the new do-loop pattern and check whether COUNT_REG has no other
3849 occurences in the loop besides in the control part.
3850 (duplicate_insns_of_cycles): Do not duplicate the insn which
3851 changes count_reg as it is already adjusted.
3852 (generate_prolog_epilog): New argument to support the new
3853 do-loop pattern. Change the subtract instruction to use
3854 expand_simple_binop. Call duplicate_insns_of_cycles with new
3856 (sms_schedule): Call doloop_register_get and
3857 generate_prolog_epilog with new argument. Do not handle loops
3858 with single sets insns with subreg in their lhs.
3859 * loop-doloop.c (doloop_optimize): Support for another do-loop
3861 (doloop_condition_get): Gets an instruction instead of a pattern
3862 and change the return condition when the do-loop pattern is
3864 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
3865 deps when considering to not create edges.
3867 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
3869 * doc/extend.texi (gnu_inline funtion attribute): Document C++
3872 2007-08-27 Jason Merrill <jason@redhat.com>
3875 * gimplify.c (gimplify_modify_expr): Discard the assignment of
3876 zero-sized types after calling gimplify_modify_expr_rhs.
3878 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3880 * regclass.c (init_reg_autoinc): Fix typo.
3882 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
3884 Fix PR tree-optimization/33173
3885 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
3887 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
3890 * config/i386/i386.h (VALID_DFP_MODE_P): New.
3891 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
3894 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3895 David Ung <davidu@mips.com>
3896 Nigel Stephens <nigel@mips.com>
3898 Separate target-specific initialization from general
3899 back-end initialization.
3901 * toplev.c (init_alignments): New, split out from...
3902 (process_options): ...here.
3903 (backend_init_target): New, split out from...
3904 (backend_init): ...here.
3905 (lang_dependent_init_target): New, split out from...
3906 (lang_dependent_init): ...here.
3907 (target_reinit): New.
3908 * toplev.h (target_reinit): Declare.
3909 * expr.c (init_expr_target): Renamed from init_expr_once, since it
3910 now can be called more than once. Update comments.
3911 * expr.h (init_expr_target): Likewise.
3912 * alias.c (init_alias_target): Renamed from init_alias_once, since it
3913 now can be called more than once. Explicitly zero
3914 static_reg_base_value.
3915 * emit-rtl.c (init_emit_regs): New, split out from...
3916 (init_emit_once): Here.
3917 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
3918 non-const, so that changes from command-line arguments can overwrite
3919 values provided by the static initializers.
3920 (initial_call_really_used_regs): New, used similarly to the above.
3921 (initial_reg_names): Likewise.
3922 (last_mode_for_init_move_cost): Promoted function-local static to
3923 file-scope static to make it accessible outside init_move_cost.
3924 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
3925 Do not initialize inv_reg_alloc_order yet, either. Do initialize
3926 reg_names since it is needed for parsing command-line options.
3927 (init_move_cost): Use last_mode_for_init_move_cost instead of
3928 function-local static.
3929 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
3930 call_really_used_regs now. Reinitialize reg_names. Also
3931 initialize inv_reg_alloc_order. Zero reg_class_subunion and
3932 reg_class_superunion. Clear losing_caller_save_reg_set.
3933 Preserve global registers if called more than once. Reset
3934 move cost, may_move_in_cost, may_move_out_cost, and
3935 last_mode_for_init_move_cost.
3936 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
3937 can now be invoked more than once. Update comments.
3938 (init_regs): Update comments.
3939 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
3940 and initial_call_really_used_regs, instead of the non-initial
3941 variables. This allows us to save the command-line register settings
3942 after target reinitialization.
3943 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
3944 * rtl.h (init_emit_regs): Declare.
3945 (init_reg_modes_target, init_alias_target): Renamed as described
3947 * reload1.c (init_reload): Update comments.
3948 * optabs.c (init_optabs): Likewise.
3949 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
3951 2007-08-26 Chao-ying Fu <fu@mips.com>
3953 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
3956 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3958 * alias.c (memory_modified_1, memory_modified_in_insn_p):
3960 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
3962 * bb-reorder.c (copy_bb_p): Likewise.
3963 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
3964 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3965 block_ends_with_condjump_p): Likewise.
3966 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
3967 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3968 block_ends_with_condjump_p): Likewise.
3969 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
3970 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
3971 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
3972 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
3973 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
3974 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
3975 debug_true_const_tree instad of debug_true_tree.
3976 * debug.c (do_nothing_debug_hooks): Likewise.
3977 * debug.h (ignore_block, debug_true_const_tree): Constify.
3978 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
3979 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
3980 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
3981 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
3982 dbx_reg_number, is_based_loc, field_type,
3983 simple_type_align_in_bits, simple_decl_align_in_bits,
3984 simple_type_size_in_bits, field_byte_offset, insert_float,
3985 type_tag, member_declared_type, is_redundant_typedef,
3986 secname_for_decl, is_inlined_entry_point): Likewise.
3987 * emit-rtl.c (const_next_insn, const_previous_insn,
3988 const_next_nonnote_insn, const_prev_nonnote_insn,
3989 const_next_real_insn, const_prev_real_insn,
3990 const_next_active_insn, const_prev_active_insn, const_next_label,
3991 const_prev_label): Likewise.
3992 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
3994 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
3995 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
3996 sched_insn_is_legitimate_for_speculation_p): Likewise.
3997 * jump.c (reversed_comparison_code_parts,
3998 reversed_comparison_code, reversed_comparison, condjump_label):
4000 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4001 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4003 * rtl.h (const_previous_insn, const_next_insn,
4004 const_prev_nonnote_insn, const_next_nonnote_insn,
4005 const_prev_real_insn, const_next_real_insn,
4006 const_prev_active_insn, const_next_active_insn, const_prev_label,
4007 const_next_label, modified_between_p, modified_in_p,
4008 const_note_storeskeep_with_call_p, condjump_label,
4009 reversed_comparison, reversed_comparison_code,
4010 reversed_comparison_code_parts, memory_modified_in_insn_p,
4011 stack_regs_mentioned): Likewise.
4012 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4013 keep_with_call_p): Likewise.
4014 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4015 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4016 sd_lists_size, sd_lists_empty_p): Likewise.
4017 * sched-int.h (sched_insns_conditions_mutex_p,
4018 haifa_classify_insn, no_real_insns_p,
4019 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4020 sd_lists_size, sd_lists_empty_p): Likewise.
4021 * sdbout.c (sdb_debug_hooks): Likewise.
4022 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4023 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4024 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4026 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4027 tree_can_throw_internal): Likewise.
4028 * tree-flow-inline.h (phi_nodes): Likewise.
4029 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4030 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4031 * tree-gimple.c (const_get_call_expr_in): Likewise.
4032 * tree-gimple.h (const_get_call_expr_in): Likewise.
4033 * tree.c (const_lookup_attribute, attribute_list_equal,
4034 attribute_list_contained): Likewise.
4035 * tree.h (attribute_list_equal, attribute_list_contained,
4036 const_lookup_attribute): Likewise.
4037 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4039 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4041 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4042 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4044 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4047 * config/alpha/constraints.md: Delete "svn:mime-type" property
4048 with svn propdel "svn:mime-type".
4050 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4053 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4054 non NOTE insn doesn't cross basic block.
4055 (noce_try_abs): Likewise.
4056 (noce_process_if_block): Likewise.
4058 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4061 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4062 operand without auto-inc-dec.
4063 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4064 offsettable_mem_operand.
4065 (floatunssidf2_internal): Same.
4066 (fix_truncdfsi2_internal): Same.
4067 (floatsidf_ppc64): Same.
4068 (floatunssidf_ppc64): Same.
4069 (fix_trunctfsi2_internal): Same.
4071 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4074 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4075 pass defines needed for version.c.
4077 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4079 * configure.ac (--debug-prefix-map check): Change assembler
4080 version presumed to have feature to 2.18.
4081 * configure: Regenerate.
4083 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4085 * c-common.c (vector_types_convertible_p,
4086 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4087 self_promoting_args_p): Constify.
4088 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4089 c_promoting_integer_type_p, self_promoting_args_p,
4090 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4091 * c-decl.c (anon_aggr_type_p): Likewise.
4092 * * c-dump.c (dump_stmt): Likewise.
4093 * c-objc-common.c (has_c_linkage): Likewise.
4094 * c-tree.h (same_translation_unit_p): Likewise.
4095 * c-typeck.c (null_pointer_constant_p,
4096 tagged_types_tu_compatible_p, function_types_compatible_p,
4097 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4098 comptypes_internal, struct tagged_tu_seen_cache,
4099 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4100 c_size_in_bytes): Likewise.
4101 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4102 hash_ptr, eq_ptr): Likewise.
4103 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4104 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4105 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4106 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4108 * optabs.c (optab_for_tree_code): Likewise.
4109 * optabs.h (optab_for_tree_code): Likewise.
4110 * rtl.h (simplify_rtx): Likewise.
4111 * simplify-rtx.c (simplify_rtx): Likewise.
4112 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4113 dump_flag, dump_node): Likewise.
4114 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4115 queue_and_dump_type, dump_flag): Likewise.
4116 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4117 * tree-pass.h (dump_node): Likewise.
4118 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4119 supportable_narrowing_operation): Likewise.
4120 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4121 supportable_narrowing_operation): Likewise.
4122 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4123 is_negative_overflow_infinity, is_positive_overflow_infinity,
4124 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4125 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4126 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4127 ssa_name_nonzero_p, fp_predicate): Likewise.
4128 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4129 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4130 ssa_name_nonnegative_p): Likewise.
4132 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4134 * config.gcc : Add x86_64-elf target.
4136 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4138 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4140 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4141 Nigel Stephens <nigel@mips.com>
4145 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4146 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4147 * expr.c (SET_BY_PIECES_P): Define.
4148 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4149 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4150 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4152 * expr.h (SET_RATIO): Define.
4153 (can_store_by_pieces, store_by_pieces): Update prototypes.
4154 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4155 can_store_by_pieces/store_by_pieces.
4156 (expand_builtin_memcpy_args): Likewise.
4157 (expand_builtin_strncpy): Likewise.
4158 (expand_builtin_memset_args): Likewise. Also remove special case
4159 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4160 decide what to do instead.
4161 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4162 to can_store_by_pieces.
4164 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4165 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4167 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4168 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4169 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4170 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4171 (STORE_BY_PIECES_P): Define.
4173 2007-08-24 Tom Tromey <tromey@redhat.com>
4175 * varpool.c (varpool_last_needed_node): Fix comment typo.
4176 * c-decl.c (duplicate_decls): Fix comment typo.
4177 (clone_underlying_type): Update comment.
4179 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4181 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4182 alpha_in_small_data_p, alpha_split_complex_arg,
4183 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4185 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4186 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4188 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4189 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4190 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4191 * config/darwin.c (darwin_binds_local_p): Likewise.
4192 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4194 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4195 i386_pe_valid_dllimport_attribute_p): Likewise.
4196 * config/i386/i386.c (ix86_function_regparm,
4197 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4198 x86_can_output_mi_thunk, ix86_mangle_type,
4199 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4200 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4201 i386_pe_binds_local_p): Likewise.
4202 * config/ia64/ia64.c
4203 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4204 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4205 ia64_invalid_conversion, ia64_invalid_unary_op,
4206 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4208 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4209 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4210 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4211 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4212 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4213 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4214 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4215 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4216 * config/pa/pa.c (pa_commutative_p): Likewise.
4217 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4219 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4220 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4221 rs6000_use_blocks_for_constant_p,
4222 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4223 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4224 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4225 * config/s390/s390.c (s390_mangle_type,
4226 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4228 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4229 th_in_small_data_p): Likewise.
4230 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4231 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4233 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4234 sparc_mangle_type): Likewise.
4235 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4236 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4237 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4239 * hooks.c (hook_bool_mode_const_rtx_false,
4240 hook_bool_mode_const_rtx_true,
4241 hook_bool_const_tree_hwi_hwi_const_tree_false,
4242 hook_bool_const_tree_hwi_hwi_const_tree_true,
4243 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4244 hook_constcharptr_const_tree_null,
4245 hook_constcharptr_const_rtx_null,
4246 hook_constcharptr_const_tree_const_tree_null,
4247 hook_constcharptr_int_const_tree_null,
4248 hook_constcharptr_int_const_tree_const_tree_null): New.
4249 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4250 hook_bool_tree_hwi_hwi_tree_false,
4251 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4252 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4253 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4254 hook_constcharptr_int_tree_null,
4255 hook_constcharptr_int_tree_tree_null): Delete.
4256 (default_can_output_mi_thunk_no_vcall): Constify.
4257 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4258 hook_bool_tree_hwi_hwi_tree_false,
4259 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4260 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4261 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4262 hook_constcharptr_int_tree_null,
4263 hook_constcharptr_int_tree_tree_null): Delete.
4264 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4265 hook_bool_const_tree_hwi_hwi_const_tree_false,
4266 hook_bool_const_tree_hwi_hwi_const_tree_true,
4267 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4268 hook_constcharptr_const_tree_null,
4269 hook_constcharptr_const_rtx_null,
4270 hook_constcharptr_const_tree_const_tree_null,
4271 hook_constcharptr_int_const_tree_null,
4272 hook_constcharptr_int_const_tree_const_tree_null): New.
4273 (default_can_output_mi_thunk_no_vcall): Constify.
4274 * integrate.c (function_attribute_inlinable_p): Likewise.
4275 * integrate.h (function_attribute_inlinable_p): Likewise.
4276 * jump.c (rtx_renumbered_equal_p): Likewise.
4277 * output.h (decl_readonly_section, categorize_decl_for_section,
4278 default_use_anchors_for_symbol_p, default_binds_local_p,
4279 default_binds_local_p_1): Likewise.
4280 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4282 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4283 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4284 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4285 TARGET_COMP_TYPE_ATTRIBUTES,
4286 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4287 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4288 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4289 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4290 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4291 * target.h (can_output_mi_thunk, needs_block_p,
4292 first_cycle_multipass_dfa_lookahead_guard_spec,
4293 vector_alignment_reachable, comp_type_attributes,
4294 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4295 commutative_p, use_blocks_for_constant_p,
4296 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4297 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4298 invalid_within_doloop, valid_dllimport_attribute_p,
4299 split_complex_arg, invalid_arg_for_unprototyped_fn,
4300 invalid_conversion, invalid_unary_op, invalid_binary_op):
4302 * targhooks.c (default_invalid_within_doloop,
4303 hook_invalid_arg_for_unprototyped_fn,
4304 default_builtin_vector_alignment_reachable): Likewise.
4305 (hook_bool_rtx_commutative_p): Delete.
4306 (hook_bool_const_rtx_commutative_p): New.
4307 * targhooks.h (default_invalid_within_doloop,
4308 default_builtin_vector_alignment_reachable,
4309 hook_invalid_arg_for_unprototyped_fn): Constify.
4310 (hook_bool_rtx_commutative_p): Delete.
4311 (hook_bool_const_rtx_commutative_p): New.
4312 * varasm.c (bss_initializer_p, decl_default_tls_model,
4313 categorize_decl_for_section, decl_readonly_section,
4314 default_use_anchors_for_symbol_p, default_binds_local_p,
4315 default_binds_local_p_1): Constify.
4317 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4319 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4320 __NO_BUILTIN if -fno-builtin.
4322 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4324 * config/bfin/bfin.c (print_operand): Report error instead of
4325 ICE for wrong operand.
4327 2007-08-24 Michael Matz <matz@suse.de>
4329 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4331 2007-08-24 Richard Guenther <rguenther@suse.de>
4334 * tree-ssa.c (useless_type_conversion_p): Split into a
4335 recursive and a non-recursive part.
4336 (useless_type_conversion_p_1): New function.
4337 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4338 from maybe_fold_offset_to_reference is trivially convertible
4339 to the desired type before doing the simplification.
4341 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4343 * expr.c (store_expr): Optimize initialization of an array
4345 * expr.h (builtin_strncpy_read_str): New prototype.
4346 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4349 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4352 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4353 field when initializing if_info structure.
4355 2007-08-24 Richard Guenther <rguenther@suse.de>
4357 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4359 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4360 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4361 * tree-inline.c (inlinable_function_p): Fold in common parts of
4362 the cannot_inline_tree_fn langhook.
4363 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4364 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4365 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4366 cannot_inline_tree_fn langhook.
4367 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4368 cannot_inline_tree_fn member.
4370 2007-08-24 Richard Guenther <rguenther@suse.de>
4372 * expr.c (get_inner_reference): Do computation of bitoffset
4373 from offset in a way we can detect overflow reliably.
4375 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4377 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4379 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4381 * config/bfin/bfin.opt (mfast-fp): Add.
4382 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4383 libbffastfp override libgcc if -mfast-fp.
4384 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4385 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4386 (Blackfin Options): Document -mfast-fp.
4388 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4390 PR tree-optimization/32573
4392 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4393 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4394 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4395 (build_classic_dist_vector): Return false rather than true if
4396 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4397 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4398 returned false. Don't call save_dist_v before calling
4399 build_classic_dist_vector_1.
4400 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4401 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4402 DDR_DIR_VECTS vectors.
4404 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4406 * configure.ac (leb128): Modify sed statement to work with any
4407 binutils version string.
4408 * configure: Regenerate
4410 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4412 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4413 Wrap in RTX_CODE macro guard.
4414 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4415 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4416 arm_mark_dllimport, arm_pe_encode_section_info,
4417 arm_pe_unique_section): Use ISO-C function declarations.
4418 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4419 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4420 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4422 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4423 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4425 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4427 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4428 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4429 (register_move_cost): Use ISO-C function declarations.
4430 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4431 * config/score/score-protos.h (score_declare_object): Add
4433 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4435 * final.c (profile_function): Avoid empty if-bodies.
4438 * calls.c (must_pass_in_stack_var_size,
4439 must_pass_in_stack_var_size_or_pad): Constify.
4440 * config/alpha/alpha-protos.h (function_value): Likewise.
4441 * config/alpha/alpha.c (alpha_return_in_memory,
4442 alpha_pass_by_reference, function_value,
4443 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4444 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4446 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4447 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4448 TARGET_PROMOTE_PROTOTYPES): Likewise.
4449 * config/arm/arm-protos.h (arm_return_in_memory,
4450 arm_pad_arg_upward, arm_function_value): Likewise.
4451 * config/arm/arm.c (arm_pass_by_reference,
4452 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4453 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4454 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4456 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4457 * config/avr/avr-protos.h (avr_function_value): Likewise.
4458 * config/avr/avr.c (avr_return_in_memory,
4459 gas_output_limited_string, gas_output_ascii, avr_function_value,
4460 avr_return_in_memory): Likewise.
4461 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4462 * config/bfin/bfin.c (bfin_pass_by_reference,
4463 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4464 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4466 * config/cris/cris.c (cris_pass_by_reference,
4467 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4468 * config/crx/crx.c (crx_return_in_memory): Likewise.
4469 * config/darwin.c (function_base, machopic_function_base_name):
4471 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4472 TARGET_PROMOTE_PROTOTYPES): Likewise.
4473 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4474 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4475 * config/i386/i386-protos.h (ix86_return_in_memory,
4476 ix86_sol10_return_in_memory): Likewise.
4477 * config/i386/i386.c (ix86_function_value,
4478 ix86_function_sseregparm, ix86_must_pass_in_stack,
4479 type_natural_mode, classify_argument, examine_argument,
4480 construct_container, ix86_pass_by_reference, function_value_32,
4481 function_value_64, ix86_function_value_1, return_in_memory_32,
4482 return_in_memory_64, return_in_memory_ms_64,
4483 ix86_return_in_memory, ix86_sol10_return_in_memory,
4484 TARGET_PROMOTE_PROTOTYPES): Likewise.
4485 * config/ia64/ia64-protos.h (ia64_function_value,
4486 ia64_hpux_function_arg_padding): Likewise.
4487 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4488 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4489 ia64_hpux_function_arg_padding): Likewise.
4490 * config/iq2000/iq2000-protos.h (function_arg,
4491 iq2000_function_value): Likewise.
4492 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4493 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4494 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4495 function_arg, iq2000_function_value): Likewise.
4496 * config/m32c/m32c-protos.h (m32c_function_value,
4497 m32c_promote_function_return): Likewise.
4498 * config/m32c/m32c.c (m32c_pass_by_reference,
4499 m32c_promote_prototypes, m32c_promote_function_return,
4500 m32c_function_value): Likewise.
4501 * config/m32r/m32r.c (m32r_return_in_memory,
4502 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4503 m32r_in_small_data_p): Likewise.
4504 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4506 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4507 m68hc11_function_arg_padding): Likewise.
4508 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4509 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4510 m68k_function_value): Likewise.
4511 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4512 mcore_function_value): Likewise.
4513 * config/mcore/mcore.c (handle_structs_in_regs,
4514 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4515 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4516 mcore_num_arg_regs, mcore_function_value): Likewise.
4517 * config/mips/mips-protos.h (mips_pad_arg_upward,
4518 mips_function_value): Likewise.
4519 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4520 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4521 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4522 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4523 mips_function_value): Likewise.
4524 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4526 * config/mmix/mmix.c (mmix_pass_by_reference,
4527 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4528 mmix_encode_section_info): Likewise.
4529 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4531 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4532 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4533 mn10300_function_value): Likewise.
4534 * config/mt/mt-protos.h (mt_function_value): Likewise.
4535 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4536 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4537 * config/pa/pa-protos.h (function_arg_padding, function_value,
4538 pa_return_in_memory): Likewise.
4539 * config/pa/pa.c (pa_pass_by_reference,
4540 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4541 function_arg_padding, function_value, pa_return_in_memory):
4543 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4544 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4545 function_arg_padding): Likewise.
4546 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4547 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4548 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4549 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4550 function_arg_padding, altivec_expand_dst_builtin,
4551 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4552 altivec_init_builtins, rs6000_common_init_builtins,
4553 rs6000_function_value): Likewise.
4554 * s390/s390-protos.h (s390_function_value): Likewise.
4555 * config/s390/s390.c (s390_function_arg_size,
4556 s390_pass_by_reference, s390_return_in_memory,
4557 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4558 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4559 * config/score/score-protos.h (score_function_value): Likewise.
4560 * config/score/score.c (score_arg_partial_bytes,
4561 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4562 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4563 score_pass_by_reference, score_add_offset, score_function_value):
4565 * config/sh/sh-protos.h (sh_attr_renesas_p,
4566 sh_promote_prototypes): Likewise.
4567 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4568 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4569 sh_attr_renesas_p): Likewise.
4570 * config/sparc/sparc-protos.h (function_value,
4571 function_arg_padding): Likewise.
4572 * config/sparc/sparc.c (sparc_promote_prototypes,
4573 sparc_return_in_memory, sparc_pass_by_reference,
4574 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4575 function_arg_record_value_2, function_arg_record_value_1,
4576 function_arg_record_value, function_arg_record_value,
4577 function_arg_padding, function_value): Likewise.
4578 * config/spu/spu-protos.h (spu_function_value): Likewise.
4579 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4580 spu_function_value): Likewise.
4581 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4583 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4584 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4585 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4587 * config/v850/v850.c (v850_return_in_memory,
4588 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4589 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4590 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4591 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4592 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4594 * explow.c (promote_mode, hard_function_value): Likewise.
4595 * expr.h (hard_function_value, promote_mode): Likewise.
4596 * function.c (aggregate_value_p): Likewise.
4597 * hooks.c (hook_bool_const_tree_true): New.
4598 * hooks.h (hook_bool_const_tree_true): New.
4599 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4600 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4601 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4602 TARGET_RETURN_IN_MSB): Likewise.
4603 * target.h (promote_function_args, promote_function_return,
4604 promote_prototypes, return_in_memory, return_in_msb,
4605 pass_by_reference, must_pass_in_stack, callee_copies,
4606 function_value): Likewise.
4607 * targhooks.c (default_return_in_memory,
4608 hook_pass_by_reference_must_pass_in_stack,
4609 hook_callee_copies_named,
4610 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4611 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4612 default_function_value): Likewise.
4613 * targhooks.h (default_return_in_memory,
4614 hook_pass_by_reference_must_pass_in_stack,
4615 hook_callee_copies_named,
4616 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4617 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4618 default_function_value): Likewise.
4619 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4620 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4621 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4622 * tree.c (needs_to_live_in_memory): Likewise.
4623 * tree.h (struct tree_type, needs_to_live_in_memory,
4624 aggregate_value_p, must_pass_in_stack_var_size,
4625 must_pass_in_stack_var_size_or_pad): Likewise.
4626 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4627 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4628 lookup_filename): Likewise.
4630 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4633 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4634 fake fcomi i387 instruction for !TARGET_CMOVE.
4635 (ix86_expand_branch): Expand natural sequence with one jump for
4636 all targets, not only TARGET_CMOVE.
4637 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4638 pattern to implement fake fcomi sequence. Split instruction after
4639 reload to correct compare sequences.
4640 (*cmpfp_xf_cc): Ditto.
4641 (*cmpfp_<mode>_cc): Ditto.
4642 (*cmpfp_u_cc): Ditto.
4643 (*cmpfp_<mode>_cc): Ditto.
4645 2007-08-23 Richard Guenther <rguenther@suse.de>
4647 * tree-pretty-print.c (dump_generic_node): Annotate
4648 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4650 2007-08-23 Richard Guenther <rguenther@suse.de>
4652 * builtins.c (expand_builtin_mathfn): Wrap argument in
4653 save_expr directly instead of re-building the call.
4654 (expand_builtin_mathfn_2): Likewise.
4655 (expand_builtin_mathfn_3): Likewise.
4656 (expand_builtin_interclass_mathfn): Likewise.
4657 (expand_builtin_int_roundingfn): Set arg.
4658 (expand_builtin_int_roundingfn_2): Likewise.
4660 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4662 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4663 *sse_nand<mode>3, *sse_xor<mode>3): New.
4665 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4667 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4668 * config/i386/i386.c (print_operand): Handle ';' code. Output
4669 semicolon for TARGET_MACHO.
4670 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4671 emit semicolon after 'lock' prefix.
4672 (sync_double_compare_and_swap<mode>): Ditto.
4673 (*sync_double_compare_and_swapdi_pic): Ditto.
4674 (*sync_compare_and_swap_cc<mode>): Ditto.
4675 (sync_double_compare_and_swap_cc<mode>): Ditto.
4676 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4677 (sync_old_add<mode>): Ditto.
4678 (sync_add<mode>): Ditto.
4679 (sync_sub<mode>): Ditto.
4680 (sync_ior<mode>): Ditto.
4681 (sync_and<mode>): Ditto.
4682 (sync_xor<mode>): Ditto.
4684 2007-08-22 Chao-ying Fu <fu@mips.com>
4686 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4688 (copy_rtx): Handle CONST_FIXED.
4689 (rtx_equal_p): Likewise.
4690 * rtl.h (fixed_value.h): New include.
4691 (rtx_def): Add a new field of fixed_value to u.
4692 (XCNMPFV): Define for accessing fixed_value.
4693 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4695 * rtl.def (CONST_FIXED): New constant.
4696 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4697 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4698 US_ASHIFT): New codes.
4699 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4700 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4701 unsigned_fract_convert, unsigned_sat_fract): Document them.
4702 * varasm.c (assemble_integer): Extend to support fixed-point constants
4703 by using different machine classes.
4704 (decode_addr_const): Handle FIXED_CST.
4705 (const_hash_1): Likewise.
4706 (compare_constant): Likewise.
4707 (copy_constant): Likewise.
4708 (const_rtx_hash_1): Handle CONST_FIXED.
4709 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4710 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4712 (initializer_constant_valid_p): Handle FIXED_CST.
4713 (output_constant): Support FIXED_POINT_TYPE.
4714 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4715 * cse.c (hash_rtx): Support CONST_FIXED.
4716 (exp_equiv_p): Likewise.
4717 (cannon_reg): Likewise.
4718 (fold_rtx): Likewise.
4719 (equiv_constant): Likewise.
4720 (cse_process_notes_1): Likewise.
4721 (count_reg_usage): Likewise.
4722 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4723 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4724 (wrap_constant): Check CONST_FIXED.
4725 (cselib_hash_rtx): Support CONST_FIXED.
4726 (cselib_subst_to_values): Likewise.
4727 * df-scan.c (df_uses_record): Likewise.
4728 * gcse.c (want_to_gcse_p): Likewise.
4729 (oprs_unchanged_p): Likewise.
4730 (oprs_not_set_p): Likewise.
4731 (compute_transp): Likewise.
4732 (extract_mentioned_regs_helper): Likewise.
4733 * genemit.c (gen_exp): Likewise.
4734 * local-alloc.c (equiv_init_varies_p): Likewise.
4735 (contains_replace_regs): Likewise.
4736 (memref_referenced_p): Likewise.
4737 * loop-invariant.c (check_maybe_invariant): Likewise.
4738 (hash_invariant_expr_1): Likewise.
4739 (invariant_expr_equal_p): Likewise.
4740 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4741 * regclass.c (reg_scan_mark_refs): Likewise.
4742 * regrename.c (scan_rtx): Likewise.
4743 * resource.c (mark_referenced_resources): Likewise.
4744 (mark_set_resources): Likewise.
4745 * rtlanal.c (rtx_unstable_p): Likewise.
4746 (rtx_varies_p): Likewise.
4747 (count_occurrences): Likewise.
4748 (reg_mentioned_p): Likewise.
4749 (modified_between_p): Likewise.
4750 (modified_in_p): Likewise.
4751 (volatile_insn_p): Likewise.
4752 (volatile_refs_p): Likewise.
4753 (side_effects_p): Likewise.
4754 (may_trap_p_1): Likewise.
4755 (inequality_comparisons_p): Likewise.
4756 (computed_jump_p_1): Likewise.
4757 (commutative_operand_precedence): Likewise.
4758 * sched-deps.c (sched_analyze_2): Likewise.
4759 * sched-vis.c (print_value): Likewise.
4760 * reload.c (operands_match_p): Likewise.
4761 (subst_reg_equivs): Likewise.
4762 * reload1.c (eliminate_regs_1): Likewise.
4763 (elimination_effects): Likewise.
4764 (scan_paradoxical_subregs): Likewise.
4765 * alias.c (rtx_equal_for_memref_p): Likewise.
4766 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4767 * emit-rtl.c (const_fixed_htab): New hash table.
4768 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4770 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4771 const_fixed_from_fixed_value): New functions.
4772 (verify_rtx_sharing): Handle CONST_FIXED.
4773 (copy_rtx_if_shared_1): Likewise.
4774 (reset_used_flags): Likewise.
4775 (set_used_flags): Likewise.
4776 (copy_insn_1): Likewise.
4777 (init_emit_once): Create const_fixed_htab.
4778 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
4780 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
4782 PR tree-optimization/32949
4783 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
4784 before failing for ivs with non-constant step.
4786 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
4788 * doc/md.texi (Iterators): Renamed from Macros. All contents
4789 changed to reflect rename of respectively define_code_macro and
4790 define_mode_macro to define_code_iterator and define_mode_iterator.
4791 (Mode Iterators, Code Iterators): Similar.
4792 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
4793 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
4794 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
4795 (initialize_iterators, find_iterator, check_code_iterator)
4796 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
4797 (read_mapping, read_rtx_1): Similar.
4798 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
4799 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
4800 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
4801 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
4802 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
4803 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
4804 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
4805 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
4806 config/rs6000/sync.md, config/rs6000/rs6000.md,
4807 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
4808 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
4809 config/vax/vax.md, config/bfin/bfin.md: Similar.
4811 2007-08-22 David Daney <ddaney@avtrex.com>
4813 * doc/install.texi (Testing): Mention testing on a simulator.
4815 2007-08-22 Janis Johnson <janis187@us.ibm.com>
4817 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
4819 * doc/libgcc.texi (Decimal float library routines): Fix formatting
4820 and rearrange floating point conversion functions into different
4823 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4825 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
4826 dfa_post_advance_cycle): New scheduler hooks.
4827 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4828 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
4830 (TARGET_SCHED): Use them.
4831 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4832 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
4833 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
4835 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
4836 function to facilitate debugging.
4837 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
4838 (output_insn_has_dfa_reservation_p): New static function to output
4839 insn_has_dfa_reservation_p ().
4840 (write_automata): Use it.
4841 * genattr.c (main): Output declaration for
4842 insn_has_dfa_reservation_p ().
4844 2007-08-22 Christian Bruel <christian.bruel@st.com>
4845 Richard Guenther <rguenther@suse.de>
4847 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
4848 * simplify_rtx (simplify_binary_operation_1): Likewise.
4850 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
4852 PR rtl-optimization/32557
4853 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
4854 of REGNO (mws->mw_reg).
4856 2007-08-22 Richard Guenther <rguenther@suse.de>
4859 * builtins.c (expand_builtin_int_roundingfn): Replace call
4860 argument wrapped with SAVE_EXPR directly.
4861 (expand_builtin_int_roundingfn_2): Likewise.
4863 2007-08-22 Richard Guenther <rguenther@suse.de>
4865 * tree-inline.c (inlinable_function_p): Restore disregarding
4866 inline limits for GNU extern inline functions.
4868 2007-08-22 Richard Guenther <rguenther@suse.de>
4871 * tree.c (host_integerp): Treat sizetype as signed as it is
4874 2007-08-21 Ian Lance Taylor <iant@google.com>
4876 PR tree-optimization/33134
4877 * tree-vrp.c (adjust_range_with_scev): Call
4878 set_value_range_to_value.
4880 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4882 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
4885 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4887 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
4890 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
4892 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4893 cases to set eight bytes at a time.
4894 (expand_block_move): Likewise.
4896 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4899 * dwarf2out.c (gen_decl_die): Don't call
4900 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
4902 2007-08-21 Paul Brook <paul@codesourcery.com>
4903 Nathan Sidwell <nathan@codesourcery.com>
4904 Mark Mitchell <mark@codesourcery.com>
4905 Joseph Myers <joseph@codesourcery.com>
4907 * configure.ac: Add --with-pkgversion and --with-bugurl.
4908 * configure: Regenerate.
4909 * doc/install.texi: Document them.
4910 * version.c (version_string): Remove VERSUFFIX.
4911 (VERSUFFIX): Remove.
4912 (pkgversion_string): New.
4913 (bug_report_url): Do not hard-code initializer.
4914 * version.h (pkgversion_string): Declare.
4915 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
4917 (version.o): Define PKGVERSION and BUGURL.
4918 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
4919 (%.pod): Define BUGURL.
4920 * gcc.c (process_command, main): Use pkgversion_string.
4921 * toplev.c (compile_file, print_version): Likewise.
4922 * protoize.c (main): Likewise.
4923 * gcov.c (print_version): Likewise. Update copyright date.
4924 * gcov-dump.c (print_version): Likewise. Update copyright date.
4925 * mips-tdump.c (main): Likewise. Update copyright date.
4926 * mips-tfile.c (main): Likewise. Update copyright date.
4927 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
4928 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
4929 shorten description.
4930 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
4931 * doc/gccint.texi: Likewise.
4932 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
4933 Update copyright date.
4935 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
4937 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4938 (ix86_expand_strlensi_unroll_1): Ditto.
4939 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
4940 (ix86_expand_carry_flag_compare): Update comment.
4942 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4945 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
4946 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
4948 2007-08-21 Richard Guenther <rguenther@suse.de>
4950 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
4952 2007-08-21 Richard Guenther <rguenther@suse.de>
4955 * fold-const.c (fold_binary): Remove index +p PTR folding.
4956 Fix types of POINTER_PLUS_EXPR generated by folding of
4959 2007-08-20 Chao-ying Fu <fu@mips.com>
4961 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
4962 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
4963 RID_ONEWAY, so that it can be checked in declspecs_add_type.
4964 (c_common_fixed_point_type_for_size): Declare.
4965 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
4966 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
4967 (c_token_starts_declspecs): Likewise.
4968 (c_parser_declspecs): Likewise.
4969 (c_parser_attributes): Likewise.
4970 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
4971 (c_declspecs): Add saturating_p.
4972 * c-decl.c (build_null_declspecs): Initialize saturating_p.
4973 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
4974 _Sat. Handle RID_SAT.
4975 Avoid using void, bool, char, int, float, double, _Decimal32,
4976 _Decimal64, _Decimal128, and complex with _Sat.
4977 Handle RID_FRACT and RID_ACCUM.
4978 Make sure _Sat is used with _Fract or _Accum.
4979 (finish_declspecs): Handle cts_fract and cts_accum.
4980 * c-common.c (fixed-value.h): New include.
4981 (constant_expression_warning): Handle FIXED_CST.
4982 (overflow_warning): Likewise.
4983 (warnings_for_convert_and_check): Likewise.
4984 (c_common_fixed_point_type_for_size): New.
4985 (c_common_type_for_mode): Handle fixed-point modes to
4986 return various saturating/non-saturating, signed/unsigned types.
4987 (c_common_signed_or_unsigned_type): Support fixed-point types.
4988 (shorten_compare): Check fixed-point zero.
4989 Handle FIXED_POINT_TYPE.
4990 (c_common_truthvalue_conversion): Handle FIXED_CST.
4991 Handle FIXED_POINT_TYPE.
4992 (c_common_nodes_and_builtins): Record builtin types for fixed-point
4994 (handle_mode_attribute): Handle fixed-point modes. Need to check
4995 if the signness of base type and fixed-point modes are consistent.
4996 (handle_vector_size_attribute): Handle fixed-point modes.
4997 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
4998 (warn_for_div_by_zero): Check fixed-point zero.
4999 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5000 a common fixed-point type based on fbit, ibit, sign, and saturation.
5001 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5002 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5003 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5004 (convert_for_assignment): Support FIXED_POINT_TYPE.
5005 (digest_init): Handle FIXED_POINT_TYPE.
5006 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5007 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5008 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5009 GE_EXPR, LT_EXPR, GT_EXPR.
5010 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5011 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5012 * target.h (gcc_target): Add fixed_point_supported_p.
5013 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5014 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5015 (default_fixed_point_supported_p): Define.
5016 * targhooks.h (default_fixed_point_supported_p): Declare.
5017 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5018 * doc/install.texi (Configuration): Add --enable-fixed-point.
5019 * configure.ac (--enable-fixed-point): New to enable fixed-point
5020 arithmetic extension to C. For mips targets, we enable it by default.
5021 * configure, config.in: Regenerate.
5023 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5025 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5027 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5029 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5030 DWARF2_DEBUGGING_INFO.
5031 (cold_text_section_used): Same.
5032 (cold_text_section): Same.
5034 2007-08-20 Richard Guenther <rguenther@suse.de>
5036 * c-typeck.c (convert_for_assignment): Use the type of
5037 the member for the initialization.
5039 2007-08-20 Richard Guenther <rguenther@suse.de>
5041 * c-objc-common.c (c_disregard_inline_limits): Remove.
5042 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5043 * cgraphunit.c (cgraph_process_new_functions): Call
5044 disregard_inline_limits_p.
5045 (cgraph_preserve_function_body_p): Likewise.
5046 * ipa-inline.c (compute_inline_parameters): Likewise.
5047 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5049 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5050 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5051 disregard_inline_limits langhook.
5052 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5054 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5055 disregard_inline_limits langhook.
5056 * tree-inline.c (disregard_inline_limits_p): New function.
5057 * tree-inline.h (disregard_inline_limits_p): Declare.
5059 2007-08-20 Richard Guenther <rguenther@suse.de>
5061 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5062 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5063 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5064 auto_var_in_fn_p langhook.
5065 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5067 * tree.c (auto_var_in_fn_p): ... here.
5068 (find_var_from_fn): Call auto_var_in_fn_p directly.
5069 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5070 auto_var_in_fn_p langhook.
5071 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5072 (copy_body_r): Likewise.
5073 (self_inlining_addr_expr): Likewise.
5074 * tree.h (auto_var_in_fn_p): Declare.
5076 2007-08-20 Richard Guenther <rguenther@suse.de>
5078 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5079 (walk_type_fields): Take lh parameter.
5080 (walk_tree): Rename to ...
5081 (walk_tree_1): ... this. Do not call the walk_subtrees
5082 langhook but the now passed callback. Pass lh on recursion.
5083 (walk_tree_without_duplicates): Rename to ...
5084 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5085 and call walk_tree_1.
5086 * tree.h (walk_tree_lh): New typedef.
5087 (walk_tree_1): Declare.
5088 (walk_tree_without_duplicates_1): Likewise.
5089 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5090 (walk_tree_without_duplicates): New define to
5091 walk_tree_without_duplicates_1 with NULL lh parameter.
5092 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5093 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5095 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5096 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5097 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5100 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5103 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5104 code in front of the compacting of basic blocks.
5105 Move the folding of statements inbetween the cgraph checking
5106 and compacting of basic blocks.
5108 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5109 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5112 * config/alpha/alpha.c (va_list_skip_additions): Check for
5113 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5114 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5115 PLUS_EXPR when checking ap.__base.
5116 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5117 when doing addition on pointer types. Use size_int instead of
5119 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5120 ptr_type in the second operand.
5122 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5125 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5127 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5130 * cfgexpand.c (expand_one_register_var): Mark pointer
5131 DECL_ARTIFICIAL as REG_POINTER also.
5132 * stmt.c (expand_decl): Likewise.
5134 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5141 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5142 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5143 on_worklist argument and avoid adding things to worklist multiple
5145 (add_to_worklist): Ditto.
5146 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5147 single SFT is clobbered.
5148 (set_initial_properties): Ditto.
5149 (compute_call_clobbered): Update for changes to function
5151 (create_overlap_variables_for): Always create SFT for offset 0.
5152 (create_structure_vars): Handle PHI's, since we are in SSA form at
5154 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5155 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5157 (add_vars_for_offset): Figure out aliases from access + points-to.
5158 (add_virtual_operand): Use add_vars-for_offset.
5159 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5160 (add_call_clobber_ops): Remove makes_clobbering_call set.
5161 (get_expr_operands): Always pass through the INDIRECT_REF
5163 * tree-ssa-structalias.c (struct constraint_graph): Remove
5165 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5166 address_taken, pt_used, number_incoming.
5167 (FIRST_ADDR_NODE): Removed.
5168 (merge_graph_nodes): Remove broken code for the moment.
5169 (init_graph): New function.
5170 (build_pred_graph): Remove code to init_graph.
5171 Add location equivalence support.
5172 (struct scc_info): Rename roots to deleted.
5174 (init_scc_info): Ditto
5175 (init_topo_info): Use graph->size.
5176 (compute_topo_order): Ditto.
5177 (do_da_constraint): Removed.
5178 (do_sd_constraint): Remove calls to find().
5179 set_union_with_increment should always get 0 as last arg here.
5180 (do_complex_constraint): Replace do_da_constraint with assert.
5182 (struct equiv_class_label): New.
5183 (pointer_equiv_class_table): Ditto.
5184 (location_equiv_class_table): Ditto.
5185 (equiv_class_label_hash): Ditto.
5186 (equiv_class_label_eq): Ditto
5187 (equiv_class_lookup): Ditto.
5188 (equiv_class_ladd): Ditto.
5189 (pointer_equiv_class): Ditto.
5190 (location_equiv_class): Ditto.
5191 (condense_visit): Rename and rewrite from label_visit to do only
5192 SCC related stuff for HU.
5193 (label_visit): Do HU work for HU.
5194 (perform_var_substitution): Update to do HU and location
5196 (free_var_substitution_info): Update to free HU and location
5197 equivalence structures. */
5198 (find_equivalent_node): Update for pointer but not location
5200 (unite_pointer_equivalences): New function.
5201 (move_complex_constraints): Rewrite to only do moving.
5202 (rewrite_constraints): Split out of move_complex_constraints.
5203 (solve_graph): Use graph->size.
5204 (process_constraint_1): Add from_call argument, use it.
5205 Split *a = &b into two constraints.
5206 (process_constraint): Use new process_constraint_1.
5207 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5208 (get_constraint_for): Handle non-pointer integers properly.
5209 Remove code that used to handle structures.
5210 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5211 with unknown addends.
5212 (handle_rhs_call): New function.
5213 (find_func_aliases): Use handle_rhs_call.
5214 (set_uids_in_ptset): Add an assert.
5215 (set_used_smts): Fix bug in not considering unified vars.
5216 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5217 (compute_points_to_sets): Update for other function changes.
5218 (delete_points_to_sets): Ditto.
5219 (ipa_pta_execute): Ditto.
5220 (pass_ipa_pta): We need to update SSA after ipa_pta.
5222 2007-08-19 Jan Hubicka <jh@suse.cz>
5224 * i386.md: Replace "rim" and "mri" constraints by "g".
5226 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5228 * dwarf2out.c (text_section_used, cold_text_section_used,
5229 cold_text_section, dwarf2out_note_section_used): New.
5230 (dwarf2out_init): Initialize cold_text_section.
5231 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5232 dwarf2out_note_section_used.
5233 (size_of_aranges): Only count entry for text section if it was
5234 used. Count entry for cold text section if it was used.
5235 (output_aranges): Only output entries for text section and cold
5236 text section if they were used.
5238 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5240 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5242 (debug_generic_stmt): Likewise.
5243 (debug_tree_chain): Likewise.
5245 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5247 * tree-data-refs.c (split_constant_offset): Expose.
5248 * tree-data-refs.h (split_constant_offset): Add declaration.
5250 * tree-vectorizer.h (dr_alignment_support): Renamed
5251 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5252 Added a new value dr_explicit_realign.
5253 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5254 dr_offset, dr_step, and dr_aligned_to, along with new access
5255 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5256 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5257 STMT_VINFO_DR_ALIGNED_TO.
5259 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5261 In case of outer-loop vectorization with non-fixed misalignment - use
5262 the dr_explicit_realign scheme instead of the optimized realignment
5264 (new_stmt_vec_info): Initialize new fields.
5266 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5267 'nested_in_vect_loop' case. Change verbosity level.
5268 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5269 Don't fail on zero step in the outer-loop for loads.
5270 (vect_analyze_data_refs): Call split_constant_offset to calculate
5271 base, offset and init relative to the outer-loop.
5273 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5274 BSI function argument with a new function argument - at_loop.
5275 Simplify the condition that determines STEP. Takes additional argument
5276 INV_P. Support outer-loop vectorization (handle the
5277 nested_in_vect_loop case), including zero step in the outer-loop. Call
5278 vect_create_addr_base_for_vector_ref with additional argument.
5279 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5280 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5281 Fixed and simplified calculation of step.
5282 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5283 of bsi, and with additional argument. Call bump_vector_ptr with
5284 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5285 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5286 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5287 when the realignment setup needs to take place inside the loop.
5288 Support the dr_explicit_realign scheme. Allow generating the optimized
5289 realignment scheme for outer-loop vectorization. Added documentation.
5290 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5291 the 'nested_in_vect_loop' case, including loads that are invariant in
5292 the outer-loop and the realignment schemes. Handle the case when the
5293 realignment setup needs to take place inside the loop. Call
5294 vect_setup_realignment with additional arguments. Call
5295 vect_create_data_ref_ptr with additional argument and with loop instead
5296 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5297 (vect_gen_niters_for_prolog_loop): Call
5298 vect_create_addr_base_for_vector_ref with additional arguments.
5299 (vect_create_cond_for_align_checks): Likewise.
5300 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5301 scheme: takes additional argument bump; argument ptr_incr is now
5302 optional; updated documentation.
5303 (vect_init_vector): Takes additional argument (bsi). Use it, if
5304 available, to insert the vector initialization.
5305 (get_initial_def_for_induction): Pass additional argument in call to
5307 (vect_get_vec_def_for_operand): Likewise.
5308 (vect_setup_realignment): Likewise.
5309 (vectorizable_load): Likewise.
5311 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5313 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5314 as argument instead of struct loop.
5315 (nested_in_vect_loop_p): New function.
5316 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5318 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5319 from other phis in the loop.
5320 (destroy_loop_vec_info): Add additional argument to declaration.
5322 * tree-vectorizer.c (supportable_widening_operation): Also check if
5323 nested_in_vect_loop_p (don't allow changing the order in this case).
5324 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5325 of struct loop. Call nested_in_vect_loop_p and don't require
5326 flag_unsafe_math_optimizations if it returns true.
5327 (new_stmt_vec_info): When setting def_type for phis differentiate
5328 loop-header phis from other phis.
5329 (bb_in_loop_p): New function.
5330 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5331 just update their loop_vinfo. Order of BB traversal now matters -
5332 call dfs_enumerate_from with bb_in_loop_p.
5333 (destroy_loop_vec_info): Takes additional argument to control whether
5334 stmt_vinfo of the loop stmts should be destroyed as well.
5335 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5336 reduction stmt to be defines by a non loop-header phi.
5337 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5339 * tree-vect-transform.c (vectorizable_reduction): Call
5340 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5341 (vectorizable_call): Likewise.
5342 (vectorizable_conversion): Likewise.
5343 (vectorizable_operation): Likewise.
5344 (vectorizable_type_promotion): Likewise.
5345 (vectorizable_type_demotion): Likewise.
5346 (vectorizable_store): Likewise.
5347 (vectorizable_live_operation): Likewise.
5348 (vectorizable_reduction): Likewise. Also pass loop_info to
5349 vect_is_simple_reduction instead of loop.
5350 (vect_init_vector): Call nested_in_vect_loop_p.
5351 (get_initial_def_for_reduction): Likewise.
5352 (vect_create_epilog_for_reduction): Likewise.
5353 (vect_init_vector): Check which loop to work with, in case there's an
5355 (get_initial_def_for_inducion): Extend to handle outer-loop
5356 vectorization. Fix indentation.
5357 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5358 In the case vect_induction_def get the vector def from the induction
5359 phi node, instead of calling get_initial_def_for_inducion.
5360 (get_initial_def_for_reduction): Extend to handle outer-loop
5362 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5364 (vect_transform_loop): Change assert to just skip this case. Add a
5366 (vect_finish_stmt_generation): Add a couple asserts.
5368 (vect_estimate_min_profitable_iters): Multiply
5369 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5371 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5372 this is an inner-loop reduction in outer-loop vectorization.
5374 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5375 Same code as what used to be vect_analyze_scalar_cycles, only with
5376 additional argument loop, and loop_info passed to
5377 vect_is_simple_reduction instead of loop.
5378 (vect_analyze_scalar_cycles): Code factored out into
5379 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5380 Updated documentation.
5381 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5382 outer-loop vectorization that are live or not used in the outerloop,
5383 cause this requires special handling.
5384 (vect_enhance_data_refs_alignment): Don't consider versioning for
5386 (vect_analyze_data_refs): Check that there are no datarefs in the
5388 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5389 and vect_used_in_outer_by_reduction cases.
5390 (process_use): Also consider the case of outer-loop stmt defining an
5391 inner-loop stmt and vice versa.
5392 (vect_analyze_loop_1): New function.
5393 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5394 loops. Call vect_analyze_loop_1.
5395 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5396 been vectorized. Call destroy_loop_vec_info with additional argument.
5398 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5399 in the inner-loop when doing outer-loop vectorization. Add
5400 documentation and printout.
5401 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5402 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5404 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5406 * tree-affine.h (print_aff): New prototype.
5407 (debug_aff): Likewise.
5408 * tree-affine.c (print_aff): New function.
5409 (debug_aff): Likewise.
5411 2007-08-18 Paul Brook <paul@codesourcery.com>
5412 Joseph Myers <joseph@codesourcery.com>
5414 * common.opt (-fdebug-prefix-map=): New option.
5415 * opts.c: Include debug.h.
5416 (common_handle_option): Handle -fdebug-prefix-map.
5417 * final.c: Include ggc.h.
5418 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5419 remap_debug_filename): New.
5420 * Makefile.in (final.o, opts.o): Update dependencies.
5421 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5422 * configure.ac: Check for assembler --debug-prefix-map support.
5423 * configure, config.in: Regenerate.
5424 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5425 (ASM_DEBUG_SPEC): Include ASM_MAP.
5426 * doc/install.texi (--with-debug-prefix-map): Document.
5427 * doc/invoke.texi (-fdebug-prefix-map): Document.
5428 * dbxout.c (dbxout_init, dbxout_start_source_file,
5429 dbxout_source_file): Call remap_debug_filename.
5430 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5431 dwarf2out_start_source_file, dwarf2out_finish): Call
5432 remap_debug_filename.
5433 (file_table_relative_p): Do not check d->emitted_number.
5434 * toplev.c (output_file_directive): Call remap_debug_filename.
5435 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5436 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5438 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5440 * loop-invariant.c (find_invariants_to_move): Add missing macro
5443 2007-08-17 Tom Tromey <tromey@redhat.com>
5445 * tree.h (struct tree_label_decl): Removed old "java" fields.
5447 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5448 Nigel Stephens <nigel@mips.com>
5450 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5451 Treat -mno-data-in-code and -mcode-xonly as aliases for
5452 -mcode-readable=no and -mcode-readable=pcrel respectively.
5453 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5454 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5455 (MULTILIB_DIRNAMES): Update accordingly.
5457 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5459 * Makefile.in (version.o): Depend on $(REVISION) only if
5460 REVISION_s is defined.
5462 2007-08-17 Sa Liu <saliu@de.ibm.com>
5463 Ulrich Weigand <uweigand@de.ibm.com>
5466 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5467 use build_qualified_type to retain qualifiers of the base type.
5469 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5471 * config/score/score.md : Update pattern tablejump.
5472 * config/score/score.c : Update score_initialize_trampoline
5474 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5475 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5476 * doc/contrib.texi: Add my entry.
5478 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5480 * Makefile.in (REVISION): New.
5483 (version.o): Also depend on $(REVISION). Add
5484 -DREVISION=$(REVISION_s).
5486 * version.c (version_string): Add REVISION.
5488 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5490 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5491 of GOTO that's relocated to a different block.
5493 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5495 * c-common.c (const_strip_array_types): New.
5496 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5497 (const_strip_array_types): New.
5498 * c-objc-common.c (c_disregard_inline_limits,
5499 c_warn_unused_global_decl): Constify.
5500 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5501 c_vla_type_p, c_incomplete_type_error): Likewise.
5502 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5503 * hooks.c (hook_bool_const_tree_false): New.
5504 * hooks.h (hook_bool_const_tree_false): Likewise.
5505 * langhooks-def.h (lhd_warn_unused_global_decl,
5506 lhd_incomplete_type_error, lhd_expr_size,
5507 lhd_tree_inlining_disregard_inline_limits,
5508 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5509 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5510 * langhooks.c (lhd_warn_unused_global_decl,
5511 lhd_incomplete_type_error,
5512 lhd_tree_inlining_disregard_inline_limits,
5513 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5514 lhd_expr_size): Likewise.
5515 * langhooks.h (lang_hooks_for_tree_inlining,
5516 lang_hooks_for_tree_dump, lang_hooks_for_types,
5517 lang_hooks_for_decls, lang_hooks): Likewise.
5518 * pointer-set.c (pointer_set_t, pointer_set_create,
5519 pointer_set_contains, insert_aux, pointer_set_insert,
5520 pointer_set_traverse, pointer_map_t, pointer_map_create,
5521 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5523 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5524 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5525 pointer_map_traverse): Likewise.
5526 * predict.c (assert_is_empty): Likewise.
5527 * tree-affine.c (free_name_expansion): Likewise.
5528 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5529 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5530 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5532 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5534 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5536 (destroy_loop_vec_info): Add call to VEC_free.
5537 * tree-vectorizer.h (may_alias_ddrs): Define.
5538 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5539 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5540 Change reporting to dump.
5541 (vect_is_duplicate_ddr): New.
5542 (vect_mark_for_runtime_alias_test): New.
5543 (vect_analyze_data_ref_dependences) Add call to
5544 vect_mark_for_runtime_alias_test.
5545 (vect_enhance_data_refs_alignment): Define local variable
5546 vect_versioning_for_alias_required, don't perform
5547 peeling for alignment if versioning for alias is
5549 (vect_enhance_data_refs_alignment): Use
5550 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5551 PARAM_VECT_MAX_VERSION_CHECKS.
5552 * tree-vect-transform.c
5553 (vect_create_cond_for_alias_checks): New.
5554 (vect_transform_loop): Add call to
5555 vect_create_cond_for_alias_checks.
5556 (vect_vfa_segment_size): New.
5557 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5559 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5560 * gcc/doc/invoke.texi
5561 (vect-max-version-for-alignment-checks): Document.
5562 (vect-max-version-for-alias-checks): Document.
5563 (vect-max-version-checks): Remove.
5565 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5567 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5568 the same line as the instruction for all asm dialects.
5569 (*rep_movsi): Ditto.
5570 (*rep_movsi_rex64): Ditto.
5571 (*rep_movqi): Ditto.
5572 (*rep_movqi_rex64): Ditto.
5573 (*rep_stosdi_rex64): Ditto.
5574 (*rep_stossi): Ditto.
5575 (*rep_stossi_rex64): Ditto.
5576 (*rep_stosqi): Ditto.
5577 (*rep_stosqi_rex64): Ditto.
5578 (*cmpstrnqi_nz_1): Ditto.
5579 (*cmpstrnqi_nz_rex_1): Ditto.
5580 (*cmpstrnqi_1): Ditto.
5581 (*cmpstrnqi_rex_1): Ditto.
5582 (*strlenqi_1): Ditto.
5583 (*strlenqi_rex_1): Ditto.
5584 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5585 prefix on the same line as the instruction for all asm dialects.
5586 (sync_double_compare_and_swap<mode>): Ditto.
5587 (*sync_double_compare_and_swapdi_pic): Ditto.
5588 (*sync_compare_and_swap_cc<mode>): Ditto.
5589 (sync_double_compare_and_swap_cc<mode>): Ditto.
5590 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5591 (sync_old_add<mode>): Ditto.
5592 (sync_add<mode>): Ditto.
5593 (sync_sub<mode>): Ditto.
5594 (sync_ior<mode>): Ditto.
5595 (sync_and<mode>): Ditto.
5596 (sync_xor<mode>): Ditto.
5598 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5601 * reload.c (find_reloads): Check that the memory returned by
5602 find_reloads_toplev was not the result of forcing a constant
5604 (find_reloads_toplev): Always use simplify_gen_subreg to get
5605 the subreg of a constant. If the result is also a constant,
5606 but not a legitimate one, force it into the constant pool
5607 and reload its address.
5609 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5611 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5614 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5616 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5617 directive for the current vector ABI.
5619 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5622 * caller-save.c (reg_save_code): Set invalide status on restore code.
5624 2007-08-15 Diego Novillo <dnovillo@google.com>
5626 * tree-ssa-alias.c (compute_memory_partitions): Use
5627 alias_bitmap_obstack to allocate bitmaps.
5628 (reset_alias_info): Factor out of init_alias_info.
5629 Mark all name tags not associated to an SSA name for renaming.
5630 (init_alias_info): Call it.
5631 (create_name_tags): Tidy. Add comments.
5632 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5634 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5636 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5637 scheduler dependencies.
5639 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5641 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5643 (*iorsi_1_zext): Likewise.
5644 (*iorsi_1_zext_imm): Likewise.
5645 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5646 with "rm"/"xm" constraint.
5647 (sse2_vmsqrtv2df2): Likewise.
5649 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5652 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5655 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5657 * tree-pass.h (PROP_pta): Removed.
5658 (TODO_rebuild_alias): New.
5659 (pass_may_alias): Removed.
5660 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5661 aliasing if we changed something.
5662 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5664 (pass_may_alias): Removed.
5665 (create_structure_vars): Return TODO_rebuild_alias.
5666 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5667 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5669 (tree_sra_early): We never affect aliasing right now.
5670 * tree-flow.h (compute_may_aliases): New prototype.
5671 * passes.c: Remove pass_may_alias from the passes.
5672 (execute_function_todo): Support TODO_rebuild_alias.
5674 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5676 * i386.c: (legitimize_address): Move dllimported variable check
5677 infront of legitimizing pic address of CONST symbols.
5679 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5681 PR tree-optimization/32941
5682 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5683 (goto_queue_cmp): Remove.
5684 (find_goto_replacement): Change search method.
5685 (maybe_record_in_goto_queue): Add assert.
5686 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5687 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5689 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5691 * alias.c (component_uses_parent_alias_set): Constify.
5692 * alias.h (component_uses_parent_alias_set): Likewise.
5693 * cfgrtl.c (print_rtl_with_bb): Likewise.
5694 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5695 mpz_get_double_int): Likewise.
5696 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5697 mpz_get_double_int): Likewise.
5698 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5699 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5701 * expr.h (safe_from_p): Likewise.
5702 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5704 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5705 zero_sized_type, goa_lhs_expr_p): Likewise.
5706 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5707 * rtl.h (print_rtl_with_bb): Likewise.
5708 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5709 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5710 * tree-flow-inline.h (bb_stmt_list): Constify.
5711 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5713 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5714 const_first_stmt, const_last_stmt): New.
5715 (block_may_fallthru, empty_block_p): Constify.
5716 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5717 EXPR_ONLY_BODY): New.
5718 (expr_first, expr_last, expr_only): Use macro for body.
5719 (const_expr_first, const_expr_last, const_expr_only): New.
5720 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5721 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5722 ctsi_prev, ctsi_stmt): New.
5723 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5724 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5725 * tree-ssa-loop-niter.c (loop_only_exit_p,
5726 derive_constant_upper_bound): Likewise.
5727 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5728 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5729 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5730 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5731 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5732 * tree.c (get_type_static_bounds): Likewise.
5733 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5734 (get_type_static_bounds): Constify.
5736 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5739 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5740 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5741 (*<addsub><mode>3_cc_overflow): New.
5742 (*add<mode>3_cconly_overflow): New.
5743 (*sub<mode>3_cconly_overflow): New.
5744 (*<addsub>si3_zext_cc_overflow): New.
5745 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5746 CCCmode for LTU, GTU, LEU and GEU.
5747 (ix86_comparison_operator): Likewise.
5748 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5749 * config/i386/i386.c (put_condition_code): Support CCCmode.
5750 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5751 or MINUS expressions.
5753 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5756 * c-typeck.c (build_binary_op): Disallow vector float types with
5757 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5759 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5761 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5762 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5763 (dep_def): New typedef.
5764 (init_dep_1, sd_debug_dep): Declare functions.
5765 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5766 (debug_dep_links): Remove.
5767 (struct _deps_list): New field 'n_links'.
5768 (DEPS_LIST_N_LINKS): New macro.
5769 (FOR_EACH_DEP_LINK): Remove.
5770 (create_deps_list, free_deps_list, delete_deps_list): Remove
5772 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5773 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5774 (copy_deps_list_change_con, move_dep_link): Ditto.
5775 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
5776 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
5778 (INSN_BACK_DEPS): Remove.
5779 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
5781 (INSN_DEP_COUNT): Remove.
5782 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
5783 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
5784 Declare global variables.
5785 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
5786 (add_forw_dep, compute_forward_dependences): Remove declarations.
5787 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
5788 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5789 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
5791 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
5793 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
5794 (sd_list_types_def): New typedef.
5795 (sd_next_list): Declare function.
5796 (struct _sd_iterator): New type.
5797 (sd_iterator_def): New typedef.
5798 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
5800 (FOR_EACH_DEP): New cycle wrapper.
5801 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
5803 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
5804 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
5807 * sched-deps.c (init_dep_1): Make global.
5808 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
5810 (dump_dep): New static function.
5811 (dump_dep_flags): New static variable.
5812 (sd_debug_dep): New function.
5813 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
5815 (move_dep_link): Use remove_from_deps_list (), instead of
5817 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
5818 (dep_link_is_detached_p): New static function.
5819 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
5821 (dn_pool, dl_pool): New alloc_pools.
5822 (dn_pool_diff, dl_pool_diff): New static variables.
5823 (create_dep_node, delete_dep_node): New static function.
5824 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
5825 (deps_list_empty_p): Make it static. Use 'n_links' field.
5826 (deps_pools_are_empty_p): New static function.
5827 (alloc_deps_list, delete_deps_list): Remove.
5828 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
5829 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5830 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
5831 (forward_dependency_cache): Remove.
5832 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
5833 'back' from the names. Change signature to use dep_t instead of
5835 (add_back_dep): Ditto. Make global.
5836 (check_dep_status): Rename to check_dep ().
5837 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
5839 (sd_finish_insn): Ditto.
5840 (sd_find_dep_between_no_cache): New static function.
5841 (sd_find_dep_between): New function.
5842 (ask_dependency_caches, set_dependency_caches): New static functions.
5843 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
5844 (add_or_update_dep_1): Separate pieces of functionality into
5845 ask_dependency_caches (), update_dependency_caches (),
5846 change_spec_dep_to_hard (), update_dep ().
5847 (get_back_and_forw_lists): New static function.
5848 (sd_add_dep): Separate setting of dependency caches into
5849 set_dependency_caches ().
5850 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
5852 (sd_delete_dep): Ditto.
5853 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
5854 (dump_lists): New static function.
5855 (sd_debug_lists): New debug function.
5856 (delete_all_dependences, fixup_sched_groups): Update to use
5857 sd_* infrastructure.
5858 (sched_analyze_2): Create data-speculative dependency only if
5859 data-speculation is enabled.
5860 (sched_analyze_insn): If insn cannot be speculative, make all its
5861 dependencies non-speculative.
5862 (sched_analyze): Use sd_init_insn ().
5863 (add_forw_dep, compute_forward_dependencies): Remove.
5864 (delete_dep_nodes_in_back_deps): New static function.
5865 (sched_free_deps): New function.
5866 (init_dependency_caches): Init alloc_pools.
5867 (extend_depedency_caches): Update after removing of
5868 forward_dependency_cache.
5869 (free_dependency_caches): Ditto. Free alloc_pools.
5870 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
5871 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
5873 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5874 (add_dependence): Use init_dep ().
5875 (get_dep_weak_1): New static function.
5876 (get_dep_weak): Move logic to get_dep_weak_1 ().
5877 (dump_ds): New static function moved from haifa-sched.c:
5878 debug_spec_status ().
5879 (debug_ds): New debug function.
5880 (check_dep_status): Rename to check_dep (). Update to check whole
5883 * haifa-sched.c (spec_info): Make global.
5884 (added_recovery_block_p): Rename to
5885 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
5886 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
5887 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
5888 to use new interfaces.
5889 (ok_for_early_queue_removal): Ditto.
5890 (schedule_block): Initialize logical uids of insns emitted by the
5892 (sched_init): Initialize new variable.
5893 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5895 (extend_global): Initialize insn data.
5896 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
5897 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
5899 (add_to_speculative_block): Update to use new interfaces.
5900 (create_recovery_block): Set new variables.
5901 (create_check_block_twin, fix_recovery_deps): Update to use new
5903 (sched_insn_is_legitimate_for_speculation_p): New function.
5904 (speculate_insn): Move checking logic to
5905 sched_insn_is_legitimate_for_speculation_p ().
5906 (sched_remove_insn): Finalize sched-deps information of instruction.
5907 (clear_priorities, add_jump_dependencies): Update to use new
5909 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
5911 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
5912 to use new interfaces.
5913 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
5914 (new_ready): Try to use control speculation only if it is available.
5915 (add_branch_dependences): Update to use new interfaces.
5916 (compute_block_backward_dependences): Rename to
5917 compute_block_dependences (). Call
5918 targetm.sched.dependencies_evaluation_hook ().
5919 (free_block_dependencies): New static function.
5920 (debug_dependencies): Update to use new interfaces.
5921 (schedule_region): Remove separate computation of forward dependencies.
5922 Move call of targetm.sched.dependencies_evaluation_hook () to
5923 compute_block_dependences (). Free dependencies at the end of
5924 scheduling the region.
5926 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
5928 (add_deps_for_risky_insns): Ditto.
5929 (schedule_ebb): Remove separate computation of forward dependencies.
5930 Free dependencies at the end of scheduling the ebb.
5932 * ddg.c (create_ddg_dependence): Update to use new interfaces.
5933 (build_intra_loop_deps): Ditto. Remove separate computation of
5934 forward dependencies. Free sched-deps dependencies.
5936 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
5937 to use new interfaces.
5938 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
5940 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
5942 (is_costly_group): Ditto.
5944 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5946 * alias.c (rtx_equal_for_memref_p): Constify.
5947 * basic-block.h (const_edge, const_basic_block): New.
5948 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
5949 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
5950 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
5951 probably_never_executed_bb_p, edge_probability_reliable_p,
5952 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
5953 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
5955 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
5956 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
5958 * cfganal.c (flow_active_insn_p, forwarder_block_p,
5959 flow_nodes_print, dfs_enumerate_from): Likewise.
5960 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
5961 control_flow_insn_p, count_basic_blocks): Likewise.
5962 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
5963 get_loop_body_with_size, loop_exit_edge_p): Likewise.
5964 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
5965 average_num_loop_insns, loop_exit_edge_p,
5966 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
5967 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
5968 average_num_loop_insns, seq_cost): Likewise.
5969 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
5970 * dominance.c (dominated_by_p): Likewise.
5971 * emit-rtl.c (validate_subreg): Likewise.
5972 * except.c (can_throw_internal, can_throw_external): Likewise.
5973 * except.h (can_throw_internal, can_throw_external): Likewise.
5974 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
5975 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
5976 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
5977 simple_mem, store_ops_ok, load_kills_store, find_loads,
5978 store_killed_in_insn, store_killed_after, store_killed_before,
5979 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
5981 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
5982 noce_mem_write_may_trap_or_fault_p): Likewise.
5983 * pointer-set.c (pointer_set_contains, pointer_map_contains):
5985 * pointer-set.h (pointer_set_contains, pointer_map_contains):
5987 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
5988 probably_cold_bb_p, probably_never_executed_bb_p,
5989 edge_probability_reliable_p, br_prob_note_reliable_p,
5990 can_predict_insn_p): Likewise.
5991 * regclass.c (reg_set_to_hard_reg_set): Likewise.
5992 * resource.c (return_insn_p): Likewise.
5993 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
5995 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
5996 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
5997 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
5998 verify_gimple_modify_stmt): Likewise.
5999 * tree-chrec.c (is_not_constant_evolution,
6000 is_multivariate_chrec_rec, is_multivariate_chrec,
6001 chrec_contains_symbols, chrec_contains_undetermined,
6002 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6003 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6004 eq_evolutions_p, scev_direction): Likewise.
6005 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6006 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6007 chrec_contains_symbols_defined_in_loop,
6008 chrec_contains_undetermined, tree_contains_chrecs,
6009 evolution_function_is_affine_multivariate_p,
6010 evolution_function_is_univariate_p, chrec_zerop,
6011 evolution_function_is_constant_p, evolution_function_is_affine_p,
6012 evolution_function_is_affine_or_constant_p,
6013 tree_does_not_contain_chrecs, chrec_type): Likewise.
6014 * tree-data-ref.c (tree_fold_divides_p,
6015 object_address_invariant_in_loop_p, dr_may_alias_p,
6016 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6017 same_access_functions, constant_access_functions,
6018 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6020 * tree-flow.h (scev_direction): Likewise.
6021 * tree-gimple.c (is_gimple_stmt): Likewise.
6022 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6024 * tree-pretty-print.c (op_prio): Likewise.
6025 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6026 analyzable_condition, backedge_phi_arg_p): Likewise.
6027 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6028 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6029 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6032 2007-08-13 Dan Hipschman <dsh@google.com>
6035 * c-format.c (check_format_arg): Move check for zero-length
6036 format strings below the check for unterminated strings.
6038 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6041 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6044 2007-08-13 Nick Clifton <nickc@redhat.com>
6046 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6048 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6051 * c-format.c (gcc_gfc_length_specs): New array.
6052 (gcc_gfc_char_table): Add unsigned specifier, and references to
6053 the l length modifier.
6054 (format_types_orig): Use the new gcc_gfc_length_specs.
6056 2007-08-12 Sa Liu <saliu@de.ibm.com>
6058 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6059 and with REG_RETVAL note after split.
6061 2007-08-11 David Daney <ddaney@avtrex.com>
6063 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6064 as ATTRIBUTE_UNUSED.
6066 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6067 Segher Boessenkool <segher@kernel.crashing.org>
6069 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6070 HAVE_LOCAL_CPU_DETECT not defined.
6072 2007-08-11 Jan Hubicka <jh@suse.cz>
6074 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6075 (cgraph_process_new_functions): Honor previous value of
6076 disregard_inline_limits.
6077 * ipa-inline.c (compute_inline_parameters): Likewise.
6079 2007-08-11 Ian Lance Taylor <iant@google.com>
6081 * alias.h (alias_set_type): Define new type.
6082 (ALIAS_SET_MEMORY_BARRIER): Use it.
6083 * rtl.h: Include alias.h.
6084 (struct mem_attrs): Use alias_set_type.
6085 * tree.h: Include alias.h
6086 (struct tree_type): Use alias_set_type.
6087 (struct tree_struct_field_tag): Likewise.
6088 (struct tree_decl_common): Likewise.
6089 * alias.c (struct alias_set_entry): Use alias_set_type.
6090 (get_alias_set_entry, alias_set_subset_of): Likewise.
6091 (alias_sets_conflict_p): Likewise.
6092 (alias_sets_must_conflict_p): Likewise.
6093 (objects_must_conflict_p): Likewise.
6094 (get_alias_set, new_alias_set): Likewise.
6095 (record_alias_subset, record_component_aliases): Likewise.
6096 (varargs_set, frame_set): Change to alias_set_type.
6097 (get_varargs_alias_set): Use alias_set_type.
6098 (get_frame_alias_set): Likewise.
6099 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6100 * dse.c (struct store_info): Use alias_set_type.
6101 (struct read_info, struct clear_alias_mode_holder): Likewise.
6102 (clear_alias_set_lookup, canon_address): Likewise.
6103 (record_store, check_mem_read_rtx): Likewise.
6104 (dse_record_singleton_alias_set): Likewise.
6105 (dse_invalidate_singleton_alias_set): Likewise.
6106 * emit-rtl.c (get_mem_attrs): Likewise.
6107 (set_mem_attributes_minus_bitpos): Likewise.
6108 (set_mem_alias_set): Likewise.
6109 * expr.c (store_constructor_field, store_field): Likewise.
6110 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6111 * langhooks.c (lhd_get_alias_set): Likewise.
6112 * langhooks-def.h (lhd_get_alias_set): Likewise.
6113 * reload1.c (alter_reg): Likewise.
6114 * tree-flow.h (struct fieldoff): Likewise.
6115 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6116 (may_alias_p, get_smt_for, create_sft): Likewise.
6117 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6118 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6119 (merge_smts_into): Likewise.
6120 * varasm.c (const_alias_set): Likewise.
6121 * c-common.c (strict_aliasing_warning): Likewise.
6122 (c_common_get_alias_set): Likewise.
6123 * dse.h (dse_record_singleton_alias_set): Update declaration.
6124 (dse_invalidate_singleton_alias_set): Likewise.
6125 * emit-rtl.h (set_mem_alias_set): Likewise.
6126 * c-common.h (c_common_get_alias_set): Likewise.
6127 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6128 * print-tree.c (print_node): Likewise.
6129 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6131 (alpha_setup_incoming_varargs): Use alias_set_type.
6132 * config/i386/i386.c (setup_incoming_varargs_64): Use
6134 (setup_incoming_varargs_ms_64): Likewise.
6135 (ix86_GOT_alias_set): Likewise.
6136 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6137 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6138 (set): Change to alias_set_type.
6139 (get_TOC_alias_set): Use alias_set_type.
6140 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6142 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6143 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6145 (struct_value_alias_set): Likewise.
6146 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6148 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6150 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6151 * config/vxworks.h (TARGET_VXWORKS): Override.
6152 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6153 "mips" if TARGET_VXWORKS.
6155 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6157 * calls.c (avoid_likely_spilled_reg): New function.
6158 (expand_call): Use it.
6160 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6162 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6164 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6166 * config/mips/predicates.md (const_call_insn_operand): Invoke
6167 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6169 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6172 * config/rs6000/driver-rs6000.c: Include link.h.
6173 Use ElfW instead of wordsize-specif typedef.
6175 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6177 * system.h (CONST_CAST): New.
6178 * c-decl.c (c_make_fname_decl): Use it.
6179 * c-lex.c (cb_ident, lex_string): Likewise.
6180 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6181 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6182 give_switch, set_multilib_dir): Likewise.
6183 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6184 * passes.c (execute_one_pass): Likewise.
6185 * prefix.c (update_path): Likewise.
6186 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6187 * tree.c (build_string): Likewise.
6189 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6191 * tree-flow-inline.h (is_exec_stmt): Remove.
6192 (is_label_stmt): Remove.
6193 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6196 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6198 * lower-subreg.c (resolve_shift_zext): Don't adjust
6199 src_reg_num for wordmode operands.
6201 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6202 David Ung <davidu@mips.com>
6204 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6205 (TARGET_SCHED_REORDER2): Define.
6206 (mips_maybe_swap_ready): New.
6207 (mips_last_74k_agen_insn): New.
6208 (mips_74k_agen_init): New.
6209 (mips_74k_agen_reorder): New function to group loads and stores
6211 (mips_sched_init): New.
6212 (mips_sched_reorder): Don't do initialization here. Call
6213 mips_74k_agen_reorder.
6214 (mips_variable_issue): Call mips_74k_agen_init.
6216 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6218 * tree-flow-inline.h (get_filename): Remove.
6220 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6222 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6224 (mips_fetch_insns): Delete in favor of...
6225 (mips_load_store_insns): ...this new function.
6226 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6227 to say whether multiword moves _might_ be split.
6228 (mips_fetch_insns): Delete in favor of...
6229 (mips_load_store_insns): ...this new function.
6230 (mips_rtx_costs): Update the call to mips_address_insns.
6231 (mips_address_cost): Likewise.
6232 * config/mips/mips.md (length): Use mips_load_store_insns instead
6233 of mips_fetch_insns.
6234 * config/mips/constraints.md (R): Use mips_address_insns rather
6235 than mips_fetch_insns. Assume that the move never needs to be split.
6237 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6239 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6240 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6241 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6242 * config/mips/mips.h (mips16_hard_float): Delete.
6243 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6244 definitions, and replace with....
6245 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6246 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6247 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6248 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6249 (override_options): Replace MASK_SOFT_FLOAT references with
6250 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6251 and mips16_hard_float when TARGET_MIPS16.
6253 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6256 * c-typeck.c (build_binary_op): Check for non pointer types before
6257 calling int_fits_type_p.
6259 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6262 * fold-const.c (omit_one_operand): Return only the ommitted expression
6263 if the result is an empty statement.
6264 (pedantic_omit_one_operand): Likewise.
6266 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6268 * c-typeck.c (readonly_error): Improve error for assignment.
6270 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6272 (pp_c_expression): Ditto.
6274 2007-08-09 Simon Baldwin <simonb@google.com>
6276 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6277 break that was preventing simplify_associative_operation() for xor.
6279 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6280 Nigel Stephens <nigel@mips.com>
6282 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6283 Document change in interpretation of value from boolean to
6285 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6286 ffs and ctz using clz.
6287 (expand_unop): Call them.
6288 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6290 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6291 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6292 enable the new ffs expansion on this target.
6294 2007-08-09 Jan Hubicka <jh@suse.cz>
6296 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6297 (expand_ternary_op): Likewise.
6298 (expand_vec_shift_expr): Likewise.
6299 (expand_binop_directly): Likewise.
6300 (expand_binop): Likewise.
6301 (sign_expand_binop): Likewise.
6302 (expand_twoval_unop): Likewise.
6303 (expand_twoval_binop): Likewise.
6304 (expand_twoval_binop_libfunc): Likewise.
6305 (widen_clz): Likewise.
6306 (widen_bswap): Likewise.
6307 (expand_parity): Likewise.
6308 (expand_unop): Likewise.
6309 (expand_abs_nojump): Likewise.
6310 (expand_copysign): Likewise.
6311 (emit_no_conflict_block): Likewise.
6312 (emit_libcall_block): Likewise.
6313 (can_compare_p): Likewise.
6314 (prepare_cmp_insn): Likewise.
6315 (emit_cmp_and_jump_insn_1): Likewise.
6316 (prepare_float_lib_cmp): Likewise.
6317 (emit_conditional_add): Likewise.
6318 (gen_add2_insn): Likewise.
6319 (have_add2_insn): Likewise.
6320 (gen_sub2_insn): Likewise.
6321 (have_sub2_insn): Likewise.
6322 (can_extend_p): Likewise.
6323 (can_fix_p): Likewise.
6324 (can_float_p): Likewise.
6325 (expand_float): Likewise.
6326 (expand_fix): Likewise.
6327 (expand_sfix_optab): Likewise.
6328 (new_optab): Likewise.
6329 (new_convert_optab): Likewise.
6330 (init_libfuncs): Likewise.
6331 (init_interclass_conv_libfuncs): Likewise.
6332 (init_intraclass_conv_libfuncs): Likewise.
6333 (set_conv_libfunc): Likewise.
6334 (init_optabs): Likewise.
6335 (debug_optab_libfuncs): Likewise.
6336 (gen_cond_trap): Likewise.
6337 * optabs.h (optab_handler, convert_optab_hanlder): New.
6338 * genopinit.c: Update optabs generation table.
6339 * reload.c (find_reloads_address_1): Use optabs accestors.
6340 * builtins.c (expand_builtin_mathfn): Likewise.
6341 (expand_builtin_mathfn_2): Likewise.
6342 (expand_builtin_mathfn_3): Likewise.
6343 (expand_builtin_interclass_mathfn): Likewise.
6344 (expand_builtin_sincos): Likewise.
6345 (expand_builtin_cexpi): Likewise.
6346 (expand_builtin_powi): Likewise.
6347 (expand_builtin_strlen): Likewise.
6348 * dojump.c (do_jump): Likewise.
6349 * expr.c (convert_move): Likewise.
6350 (move_by_pieces): Likewise.
6351 (move_by_pieces_ninsns): Likewise.
6352 (can_store_by_pieces): Likewise.
6353 (store_by_pieces_1): Likewise.
6354 (emit_move_via_integer): Likewise.
6355 (emit_move_complex): Likewise.
6356 (emit_move_ccmode): Likewise.
6357 (emit_move_insn_1): Likewise.
6358 (emit_single_push_insn): Likewise.
6359 (store_constructor): Likewise.
6360 (expand_expr_real_1): Likewise.
6361 (do_store_flag): Likewise.
6362 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6363 (enumerate_modes): Likewise.
6364 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6365 (supportable_widening_operation): Likewise.
6366 (supportable_narrowing_operation): Likewise.
6367 * expmed.c (store_bit_field_1): Likewise.
6368 (extract_bit_field_1): Likewise.
6369 (expand_mult_highpart_optab): Likewise.
6370 (expand_smod_pow2): Likewise.
6371 (expand_divmod): Likewise.
6372 (emit_store_flag): Likewise.
6373 * tree-vect-patterns.c
6374 (vect_pattern_recog_1): Likewise.
6375 * tree-ssa-loop-prefetch.c
6376 (nontemporal_store_p): Likewise.
6377 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6378 (vect_create_epilog_for_reduction): Likewise.
6379 (vectorizable_reduction): Likewise.
6380 (vectorizable_operation): Likewise.
6381 (vect_strided_store_supported): Likewise.
6382 (vectorizable_store): Likewise.
6383 (vect_strided_load_supported): Likewise.
6384 (vectorizable_load): Likewise.
6385 * combine.c (simplify_comparison): Likewise.
6386 * tree-vect-generic.c
6387 (type_for_widest_vector_mode): Likewise.
6388 (expand_vector_operations_1): Likewise.
6389 * config/spu/spu.c (spu_expand_mov): Likewise.
6390 (spu_emit_vector_compare): Likewise.
6391 * config/rs6000/rs6000.c
6392 (rs6000_emit_vector_compare): Likewise.
6393 * stmt.c (add_case_node): Likewise.
6394 * reload1.c (gen_reload):
6396 2007-08-09 Michael Matz <matz@suse.de>
6398 * tree.h (fixed_zerop): Declare as taking a const_tree.
6399 * tree.c (fixed_zerop): Take a const_tree.
6401 2007-08-09 Ira Rosen <irar@il.ibm.com>
6403 * tree-vect-transform.c (vectorizable_store): Remove call to
6404 copy_virtual_operands() and call mark_symbols_for_renaming() for
6405 the created vector store.
6406 (vect_setup_realignment): Don't call copy_virtual_operands() and
6407 update_vuses_to_preheader().
6408 (vectorizable_load): Don't call copy_virtual_operands().
6409 (update_vuses_to_preheader): Remove.
6411 2007-08-08 Chao-ying Fu <fu@mips.com>
6413 * tree.def (FIXED_POINT_TYPE): New type.
6414 (FIXED_CST): New constant.
6415 (FIXED_CONVERT_EXPR): New expr.
6416 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6417 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6418 * tree.h (struct tree_base): Add saturating_flag.
6419 Remove one bit of spare for saturating_flag.
6420 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6421 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6422 FIXED_POINT_TYPE_P): Define.
6423 (TYPE_SATURATING): Define.
6424 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6425 (struct tree_fixed_cst): New.
6426 (TYPE_IBIT, TYPE_FBIT): Define.
6427 (tree_node): Add fixed_cst.
6428 (enum tree_index): Add new enumeration values of
6429 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6430 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6431 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6432 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6433 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6434 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6435 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6436 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6437 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6438 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6439 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6440 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6441 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6442 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6443 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6444 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6445 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6446 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6447 (sat_short_fract_type_node, sat_fract_type_node,
6448 sat_long_fract_type_node, sat_long_long_fract_type_node,
6449 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6450 sat_unsigned_long_fract_type_node,
6451 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6452 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6453 unsigned_short_fract_type_node, unsigned_fract_type_node,
6454 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6455 sat_short_accum_type_node, sat_accum_type_node,
6456 sat_long_accum_type_node, sat_long_long_accum_type_node,
6457 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6458 sat_unsigned_long_accum_type_node,
6459 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6460 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6461 unsigned_short_accum_type_node, unsigned_accum_type_node,
6462 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6463 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6464 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6465 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6466 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6467 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6468 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6469 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6470 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6471 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6472 sat_uda_type_node, sat_uta_type_node): New macro.
6473 (make_fract_type, make_accum_type): Declare.
6474 (make_signed_fract_type, make_unsigned_fract_type,
6475 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6476 make_signed_accum_type, make_unsigned_accum_type,
6477 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6478 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6479 make_or_reuse_sat_signed_fract_type,
6480 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6481 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6482 make_or_reuse_sat_unsigned_accum_type): New macro.
6483 (fixed_zerop): Declare.
6484 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6485 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6486 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6487 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6488 * treestruct.def: Add TS_FIXED_CST.
6489 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6491 (tree-dump.o): Likewise.
6492 (print-tree.o): Likewise.
6493 (tree-pretty-print.o): Likewise.
6494 (fold-const.o): Likewise.
6495 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6496 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6497 (is_gimple_min_invariant): Handle FIXED_CST.
6498 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6499 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6500 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6501 (layout_type): Handle FIXED_POINT_TYPE.
6502 (make_fract_type, make_accum_type): New functions.
6503 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6504 * tree-dump.c (fixed-value.h): New include.
6505 (dump_fixed): New function.
6506 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6507 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6508 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6509 * tree-pretty-print.c (fixed-value.h): New include.
6510 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6512 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6513 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6514 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6515 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6516 for non-saturating fixed-point types.
6517 (reassociate_bb): Likewise.
6518 * emit-rtl.c (fixed-value.h): New include.
6519 (fconst0, fconst1): New array.
6520 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6521 * tree-vect-generic.c expand_vector_operation): Support
6522 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6524 (type_for_widest_vector_mode): Add one parameter for the
6526 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6528 Pass the satp parameter to type_for_mode for fixed-point types.
6529 (expand_vector_operations_1): Pass the saturating flag to
6530 type_for_widest_vector_mode.
6531 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6532 and MODE_VECTOR_UACCUM.
6533 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6534 (vectorizable_condition): Likewise.
6535 * tree.c (fixed-value.h): New include.
6536 (tree_code_size): Support FIXED_CST.
6537 (build_fixed): New function.
6538 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6539 (fixed_zerop): New function.
6540 (tree_node_structure): Support FIXED_CST.
6541 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6542 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6543 (type_hash_eq): Handle FIXED_POINT_TYPE.
6544 (simple_cst_equal): Support FIXED_CST.
6545 (iterative_hash_expr): Handle FIXED_CST.
6546 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6547 (get_narrower): Likewise.
6548 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6549 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6550 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6551 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6553 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6554 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6555 (initializer_zerop): Support FIXED_CST.
6556 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6557 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6558 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6559 (is_base_type): Handle FIXED_POINT_TYPE.
6560 (add_type_attribute): Handle FIXED_POINT_TYPE.
6561 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6562 * print-tree.c (fixed-value.h): New include.
6563 (print_node_brief): Support FIXED_CST.
6564 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6565 * c-pretty-print.c (fixed-value.h): New include.
6566 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6567 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6568 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6569 Support fixed-point types for inner items in VECTOR_TYPE.
6570 (pp_c_direct_declarator): Likewise.
6571 (pp_c_declarator): Likewise.
6572 (pp_c_fixed_constant): New function.
6573 (pp_c_constant): Handle FIXED_CST.
6574 (pp_c_primary_expression): Likewise.
6575 (pp_c_expression): Likewise.
6576 * fold-const.c (fixed-value.h): New include.
6577 (negate_expr_p): Return true for FIXED_CST.
6578 (fold_negate_expr): Support FIXED_CST.
6579 (split_tree): Support FIXED_CST.
6580 (const_binop): Support FIXED_CST.
6581 (fold_convert_const_int_from_fixed): New function to convert from
6583 (fold_convert_const_real_from_fixed): New function to convert from
6585 (fold_convert_const_fixed_from_fixed): New function to convert from
6586 fixed to another fixed.
6587 (fold_convert_const_fixed_from_int): New function to convert from
6589 (fold_convert_const_fixed_from_real): New function to convert from
6591 (fold_convert_const): Support conversions from fixed to int, from
6592 fixed to real, from fixed to fixed, from int to fixed, and from real
6594 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6595 (operand_equal_p): Support FIXED_CST.
6596 (make_range): For fixed-point modes, we need to pass the
6597 saturating flag as the 2nd parameter.
6598 (tree_swap_operands_p): Handle FIXED_CST.
6599 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6601 (fold_unary): Support FIXED_CONVERT_EXPR.
6602 (fold_binary): Handle FIXED_CST.
6603 Make sure the type is not saturating, before associating operations.
6604 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6605 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6606 (fold_negate_const): Support FIXED_CST.
6607 (fold_relational_const): Support FIXED_CST.
6608 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6609 (gimplify_expr): Handle FIXED_CST.
6610 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6611 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6612 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6613 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6614 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6615 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6616 LONG_LONG_ACCUM_TYPE_SIZE.
6617 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6618 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6619 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6620 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6621 MODE_ACCUM, and MODE_UACCUM.
6622 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6623 fixed-point types to disable reduction.
6624 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6626 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6628 * config/rs6000/x-rs6000: New file.
6629 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6630 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6631 (EXTRA_SPEC_FUNCTIONS): Define.
6632 (HAVE_LOCAL_CPU_DETECT): Define.
6633 (CC1_CPU_SPEC): Define.
6634 * config/rs6000/driver-rs6000.c: New file.
6635 * config/rs6000/aix.h (CC1_SPEC): Define.
6636 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6637 * config.host: Add x-rs6000 to host_xmake_file if host and target
6638 are rs6000 or powerpc.
6640 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6642 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6644 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6645 Sandra Loosemore <sandra@codesourcery.com>
6646 Chao-ying Fu <fu@mips.com>
6647 Nigel Stephens <nigel@mips.com>
6648 David Ung <davidu@mips.com>
6650 * doc/invoke.texi (-mcode-readable): Document.
6651 * config/mips/mips.opt (mcode-readable): New option.
6652 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6653 * config/mips/mips.h (mips_code_readable_setting): New enum.
6654 (mips_code_readable): Declare.
6655 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6656 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6657 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6658 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6659 boiler-plate comments.
6660 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6661 * config/mips/mips.c (mips_code_readable): New variable.
6662 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6663 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6664 context and -mcode-readable setting to restrict the use of
6665 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6666 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6667 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6668 (mips_blocks_for_constant_p): Only return false for
6669 TARGET_MIPS16_PCREL_LOADS.
6670 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6671 for MIPS16. Handle SYMBOL_32_HIGH.
6672 (mips_const_insns): Allow HIGHs for MIPS16 too.
6673 (mips_unspec_address_offset): New function, split out from...
6674 (mips_unspec_address): ...here.
6675 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6676 16-bit symbolic constants. Assert approropiate conditions for
6677 using the "la" and "dla" macros.
6678 (mips_handle_option): Handle -mcode-readable=.
6679 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6680 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6681 (mips_strip_unspec_address): New function, split out from...
6682 (print_operand_reloc): ...here.
6683 (print_operand): Pass constants through mips_strip_unspec_address.
6684 (print_operand_address): Likewise.
6685 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6686 (mips_select_rtx_section): Remove MIPS16 handling.
6687 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6688 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6689 (mips16_lay_out_constants): Do nothing unless
6690 TARGET_MIPS16_PCREL_LOADS.
6691 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6692 * config/mips/mips.md: Split HIGHs for MIPS16.
6693 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6695 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6697 * config/mips/mips-protos.h (mips_emit_move): Declare.
6698 * config/mips/mips.c (mips_emit_move): New function.
6699 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6700 (mips_legitimize_const_move): Likewise.
6701 (mips_legitimize_move): Likewise.
6702 (mips_split_64bit_move): Likewise.
6703 (mips_restore_gp): Likewise.
6704 (mips_load_call_address): Likewise.
6705 (mips_emit_fcc_reload): Likewise.
6706 (mips_set_return_address): Likewise.
6707 (mips_block_move_straight): Likewise.
6708 (mips_block_move_loop): Likewise.
6709 (mips_setup_incoming_varargs): Likewise.
6710 (mips_save_reg): Likewise.
6711 (mips_expand_prologue): Likewise.
6712 (mips_restore_reg): Likewise.
6713 (mips_expand_epilogue): Likewise.
6714 (mips_output_mi_thunk): Likewise.
6715 (build_mips16_call_stub): Likewise.
6716 (mips_builtin_branch_and_move): Likewise.
6717 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6718 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6719 (fixuns_truncdfdi2): Likewise.
6720 (fixuns_truncsfsi2): Likewise.
6721 (fixuns_truncsfdi2): Likewise.
6722 (loadgp_absolute): Likewise.
6723 (builtin_setjmp_setup): Likewise.
6724 (builtin_longjmp): Likewise.
6725 (untyped_call): Likewise.
6727 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6729 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6730 an "rtx *" argument. Return a bool.
6731 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6732 values and return true if they can be split. Take the same kind of
6733 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6734 and store the lo_sum there if nonnull. Use the symbol type to
6735 determine whether a $gp or HIGH is needed.
6736 (mips_legitimize_address): Update call to mips_split_symbol and
6737 simplify accordingly.
6738 (mips_legitimize_const_move): Likewise.
6739 * config/mips/mips.md: In the combine define_split,
6740 check mips_split_symbol instead of splittable_symbolic_operand.
6741 Update use of mips_split_symbol in the generator code.
6742 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6744 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6746 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6747 (mips_symbol_insns_1): New function, split out from...
6748 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6749 and stores separately from load addresses.
6750 (mips_classify_address): Replace uses of mips_symbolic_address_p
6751 with uses of mips_symbol_insns.
6752 (mips_address_insns): Update calls to mips_symbol_insns.
6753 (mips_const_insns): Likewise.
6754 (mips_legitimize_address): Likewise.
6756 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6758 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6759 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6760 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6761 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6762 non-call contexts if TARGET_MIPS16.
6763 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6764 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6765 code for SYMBOL_ABSOLUTE.
6766 (mips_symbol_insns): Likewise.
6768 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6770 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6771 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
6772 (mips_symbolic_constant_p): Likewise. Update the call to
6773 mips_classify_symbol.
6774 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
6775 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
6776 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
6777 (print_operand_reloc): Add a context argument. Update the call to
6778 mips_symbolic_constant_p.
6779 (print_operand): Update the calls to print_operand_reloc.
6780 (print_operand_address): Use print_operand_reloc rather than
6782 (mips_rewrite_small_data_p): Add a context argument. Update the call
6783 to mips_symbolic_constant_p.
6784 (mips_small_data_pattern_1): Make DATA the containing mem.
6785 Update the call to mips_rewrite_small_data_p.
6786 (mips_rewrite_small_data_1): Likewise.
6787 (mips_use_anchors_for_symbol_p): Update the call to
6788 mips_symbolic_constant_p.
6789 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6790 (splittable_symbolic_operand): Likewise.
6791 (move_operand): Likewise.
6792 (absolute_symbolic_operand): Likewise.
6793 (got_disp_operand): Likewise.
6794 (got_page_ofst_operand): Likewise.
6796 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6798 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
6799 (SYMBOL_ABSOLUTE): ...this.
6800 (SYMBOL_SMALL_DATA): Rename to...
6801 (SYMBOL_GP_RELATIVE): ...this.
6802 (SYMBOL_CONSTANT_POOL): Rename to...
6803 (SYMBOL_PC_RELATIVE): ...this.
6804 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
6805 (mips_symbolic_address_p, mips_symbol_insns, override_options)
6806 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
6807 after above changes.
6808 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6809 (general_symbolic_operand): Rename to...
6810 (absolute_symbolic_operand): ...this.
6811 * config/mips/mips.md: Update after above changes.
6813 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
6814 Revital Eres <eres@il.ibm.com>
6816 * ddg.c (print_ddg): Add dump information.
6817 * modulo-sched.c (print_node_sched_params): Add parameter and
6819 (calculate_maxii): Remove function.
6820 (undo_generate_reg_moves): Likewise.
6821 (undo_permute_partial_schedule): Likewise.
6822 (kernel_number_of_cycles): Likewise.
6823 (MAXII_FACTOR): New definition to calculate the upper bound of II.
6824 (sms_schedule): Use it. Remove profitability checks.
6825 (sms_schedule_by_order): Fix order of nodes within the cycle.
6827 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6829 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
6830 -profile option, add pie support.
6831 (ENDFILE_SPEC): New spec.
6832 * config/gnu.h (LIB_SPEC): Add -profile option.
6834 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6836 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
6837 * config/gnu.h (LIB_SPEC): Likewise.
6839 2007-08-07 Yaz Saito <saito@google.com>
6840 Ian Lance Taylor <iant@google.com>
6842 * common.opt (finstrument-functions-exclude-function-list): New
6844 (finstrument-functions-exclude-file-list): New option.
6845 * opts.c (char_p): Define and DEF_VEC.
6846 (flag_instrument_functions_exclude_functions): New static
6848 (flag_instrument_functions_exclude_files): New static variable.
6849 (add_instrument_functions_exclude_list): New static function.
6850 (flag_instrument_functions_exclude_p): New function.
6851 (common_handle_option): Handle new options.
6852 * flags.h (flag_instrument_functions_exclude_p): Declare.
6853 * gimplify.c (gimplify_function_tree): Call
6854 flag_instrument_functions_exclude_p.
6855 * doc/invoke.texi (Option Summary): Mention new options.
6856 (Code Gen Options): Document new options.
6858 2007-08-07 Ian Lance Taylor <iant@google.com>
6860 PR rtl-optimization/32776
6861 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
6862 (resolve_use): Likewise.
6863 (decompose_multiword_subregs): Remove "changed" local variable.
6865 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
6867 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
6868 * configure: Regenerate.
6869 * config.in: Regenerate.
6870 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
6873 2007-08-07 Ian Lance Taylor <iant@google.com>
6875 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
6876 note, just delete the insn.
6878 2007-08-07 Andreas Schwab <schwab@suse.de>
6881 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
6884 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
6886 * lower-subreg.c (resolve_subreg_use): Remove assertion.
6887 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
6888 (decompose_multiword_subregs): Use the functions above to decompose
6889 multiword shifts and zero-extends.
6891 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
6893 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
6894 "assemble" descriptions which were swapped.
6896 2007-08-06 Chao-ying Fu <fu@mips.com>
6898 * fixed-value.h: New file.
6899 * fixed-value.c: New file.
6900 * Makefile.in (OBJS-common): Add fixed-value.o.
6901 (fixed-value.o): New rule.
6902 (GTFILES): Add fixed-value.h.
6903 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
6904 to compare a.low and b.low.
6905 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
6907 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6908 Daniel Jacobowitz <dan@codesourcery.com>
6911 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
6913 (x86_64-*-netbsd*): Likewise.
6914 (x86_64-*-linux*): Likewise.
6915 (x86_64-*-kfreebsd*-gnu): Likewise.
6916 (x86_64-*-knetbsd*-gnu): Likewise.
6917 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
6919 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
6921 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
6922 Add -fno-asynchronous-unwind-tables.
6924 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
6925 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
6926 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
6927 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
6928 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
6930 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6932 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
6933 (TARGET_C_MODE_FOR_SUFFIX): New.
6935 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6937 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
6939 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6941 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
6943 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6945 * config/i386/i386.md: Check TARGET_ macros and optimize_size
6946 before checking function returns in conditional expressions.
6948 2007-08-06 Alfred Minarik <a.minarik@aon.at>
6951 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
6953 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6956 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
6957 for INTEGRAL_TYPE_P.
6959 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
6961 * configure.ac: Remove --enable-checking=df from default settings.
6962 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
6963 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
6964 if the parameter is true.
6965 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
6966 DF_VERIFY_SCHEDULED flag is true.
6967 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
6968 (df_finish_pass): Adjust prototype.
6969 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
6972 * see.c (pass_see): Add TODO_df_verify.
6973 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
6974 * global.c (rest_of_handle_global_alloc): Schedule verification
6976 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
6978 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
6979 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
6980 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
6982 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
6983 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
6984 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
6986 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
6987 Revital Eres <eres@il.ibm.com>
6989 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
6991 * ddg.c (create_ddg_dependence): Rename to...
6992 (create_ddg_dep_from_intra_loop_link): This. Do not check
6993 for interloop edges. Do not create anti dependence edge when
6994 a true dependence edge exists in the opposite direction and
6995 -fmodulo-sched-allow-regmoves is set.
6996 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
6997 (add_cross_iteration_register_deps): Create anti dependence edge
6998 when -fno-modulo-sched-allow-regmoves is set.
6999 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7001 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7003 * config/arm/arm.md (movsi): Add braces.
7005 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7008 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7009 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7012 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7014 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7015 state accessor functions.
7016 * cfgloopmanip.c (remove_path, create_preheaders,
7017 force_single_succ_latches, fix_loop_structure): Ditto.
7018 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7019 tree_duplicate_loop_to_header_edge): Ditto.
7020 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7021 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7023 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7024 cleanup_tree_cfg): Ditto.
7025 * tree-cfg.c (tree_merge_blocks): Ditto.
7026 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7027 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7028 loop_preheader_edge, single_exit): Ditto.
7029 (flow_loops_find): Do not clear loops->state.
7030 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7031 loops_state_clear): New functions.
7033 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7036 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7037 when adding to the base and convert ELT to sizetype instead of type.
7039 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7042 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7043 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7045 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7048 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7049 correct type the negate expression.
7051 2007-08-03 Jan Hubicka <jh@suse.cz>
7053 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7056 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7058 * config/rs6000/rs6000.c (struct processor_cost): Change
7059 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7060 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7062 (rios1_costs, rios2_cost): Correct cache line size.
7063 (rs6000_override_options): Set l2-cache-size parameter.
7065 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7066 Diego Novillo <dnovillo@google.com>
7069 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7070 if the range includes 0.
7072 2007-08-03 Ben Elliston <bje@au.ibm.com>
7074 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7075 mode to unspec expressions to silence a warning from the generator
7078 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7080 * config/ia64/constraints.md ("U"): Make constraint vector only.
7082 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7085 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7086 always_inline attribute on the function decl.
7088 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7091 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7092 if we are compiling with -fPIC.
7094 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7095 Nigel Stephens <nigel@mips.com>
7097 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7098 Define for MIPS32 and MIPS64.
7100 2007-08-02 Nick Clifton <nickc@redhat.com>
7102 * config/host-hpux.c: Change copyright header to refer to version
7103 3 of the GNU General Public License and to point readers at the
7104 COPYING3 file and the FSF's license web page.
7105 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7106 config/alpha/linux.h, config/alpha/alpha.opt,
7107 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7108 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7109 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7110 config/alpha/alpha.h, config/alpha/sync.md,
7111 config/alpha/openbsd.h, config/alpha/alpha.md,
7112 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7113 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7114 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7115 config/alpha/constraints.md, config/alpha/osf.h,
7116 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7117 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7118 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7119 config/frv/frv-asm.h, config/frv/frv-protos.h,
7120 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7121 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7122 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7123 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7124 config/s390/s390.opt, config/s390/s390-modes.def,
7125 config/s390/fixdfdi.h, config/s390/constraints.md,
7126 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7127 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7128 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7129 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7130 config/m32c/prologue.md, config/m32c/m32c.abi,
7131 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7132 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7133 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7134 config/m32c/jump.md, config/m32c/shift.md,
7135 config/m32c/m32c-protos.h, config/libgloss.h,
7136 config/spu/spu-protos.h, config/spu/predicates.md,
7137 config/spu/spu-builtins.h, config/spu/spu.c,
7138 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7139 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7140 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7141 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7142 config/sparc/hypersparc.md, config/sparc/predicates.md,
7143 config/sparc/linux.h, config/sparc/sp64-elf.h,
7144 config/sparc/supersparc.md, config/sparc/cypress.md,
7145 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7146 config/sparc/niagara.md, config/sparc/sparc.md,
7147 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7148 config/sparc/sparc.opt, config/sparc/sync.md,
7149 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7150 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7151 config/sparc/sparc.c, config/sparc/little-endian.opt,
7152 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7153 config/sparc/linux64.h, config/sparc/freebsd.h,
7154 config/sparc/sol2.h, config/sparc/rtemself.h,
7155 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7156 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7157 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7158 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7159 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7160 config/m32r/linux.h, config/m32r/constraints.md,
7161 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7162 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7163 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7164 config/i386/i386.md, config/i386/netware-crt0.c,
7165 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7166 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7167 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7168 config/i386/sol2.h, config/i386/constraints.md,
7169 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7170 config/i386/predicates.md, config/i386/geode.md,
7171 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7172 config/i386/freebsd64.h, config/i386/vxworksae.h,
7173 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7174 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7175 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7176 config/i386/netware.h, config/i386/i386-modes.def,
7177 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7178 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7179 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7180 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7181 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7182 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7183 config/i386/xm-mingw32.h, config/i386/linux64.h,
7184 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7185 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7186 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7187 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7188 config/i386/cygwin2.c, config/i386/i386-protos.h,
7189 config/i386/sync.md, config/i386/openbsd.h,
7190 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7191 config/i386/nto.h, config/i386/biarch64.h,
7192 config/i386/i386-coff.h, config/i386/freebsd.h,
7193 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7194 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7195 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7196 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7197 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7198 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7199 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7200 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7201 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7202 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7203 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7204 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7205 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7206 config/sh/superh64.h, config/sh/rtemself.h,
7207 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7208 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7209 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7210 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7211 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7212 config/avr/predicates.md, config/avr/constraints.md,
7213 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7214 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7215 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7216 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7217 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7218 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7219 config/c4x/predicates.md, config/c4x/c4x.h,
7220 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7221 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7222 config/xtensa/linux.h, config/xtensa/xtensa.h,
7223 config/xtensa/elf.h, config/xtensa/xtensa.md,
7224 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7225 config/xtensa/xtensa-protos.h, config/dbx.h,
7226 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7227 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7228 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7229 config/host-solaris.c, config/fr30/fr30.h,
7230 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7231 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7232 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7233 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7234 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7235 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7236 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7237 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7238 config/cris/predicates.md, config/cris/linux.h,
7239 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7240 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7241 config/cris/aout.opt, config/cris/cris-protos.h,
7242 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7243 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7244 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7245 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7246 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7247 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7248 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7249 config/chorus.h, config/mn10300/mn10300.c,
7250 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7251 config/mn10300/mn10300.h, config/mn10300/linux.h,
7252 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7253 config/mn10300/mn10300.md, config/ia64/predicates.md,
7254 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7255 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7256 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7257 config/ia64/freebsd.h, config/ia64/ia64.md,
7258 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7259 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7260 config/gofast.h, config/rtems.h, config/sol2-10.h,
7261 config/m68k/predicates.md, config/m68k/m68k.md,
7262 config/m68k/linux.h, config/m68k/m68k-modes.def,
7263 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7264 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7265 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7266 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7267 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7268 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7269 config/m68k/constraints.md, config/m68k/rtemself.h,
7270 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7271 config/m68k/uclinux.h, config/rs6000/power4.md,
7272 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7273 config/rs6000/linux.h, config/rs6000/eabi.h,
7274 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7275 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7276 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7277 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7278 config/rs6000/windiss.h, config/rs6000/603.md,
7279 config/rs6000/aix41.h, config/rs6000/cell.md,
7280 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7281 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7282 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7283 config/rs6000/default64.h, config/rs6000/7xx.md,
7284 config/rs6000/darwin.opt, config/rs6000/spe.md,
7285 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7286 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7287 config/rs6000/7450.md, config/rs6000/linux64.h,
7288 config/rs6000/constraints.md, config/rs6000/440.md,
7289 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7290 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7291 config/rs6000/rs6000.h, config/rs6000/power6.md,
7292 config/rs6000/predicates.md, config/rs6000/altivec.md,
7293 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7294 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7295 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7296 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7297 config/rs6000/linux64.opt, config/rs6000/sync.md,
7298 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7299 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7300 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7301 config/rs6000/eabispe.h, config/rs6000/e500.h,
7302 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7303 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7304 config/rs6000/aix.h, config/rs6000/vxworks.h,
7305 config/rs6000/40x.md, config/rs6000/aix51.h,
7306 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7307 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7308 config/arc/arc.h, config/mcore/mcore-elf.h,
7309 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7310 config/mcore/mcore.md, config/mcore/mcore.c,
7311 config/mcore/mcore.opt, config/mcore/mcore.h,
7312 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7313 config/score/predicates.md, config/score/score-version.h,
7314 config/score/score-protos.h, config/score/misc.md,
7315 config/score/elf.h, config/score/score.c, config/score/mac.md,
7316 config/score/score7.md, config/score/score.h,
7317 config/score/score-conv.h, config/score/score-mdaux.c,
7318 config/score/score.md, config/score/score.opt,
7319 config/score/score-modes.def, config/score/score-mdaux.h,
7320 config/score/mul-div.S, config/arm/uclinux-elf.h,
7321 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7322 config/arm/symbian.h, config/arm/linux-elf.h,
7323 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7324 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7325 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7326 config/arm/strongarm-pe.h, config/arm/arm.h,
7327 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7328 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7329 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7330 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7331 config/arm/arm-cores.def, config/arm/arm-protos.h,
7332 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7333 config/arm/wince-pe.h, config/arm/neon.md,
7334 config/arm/constraints.md, config/arm/neon.ml,
7335 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7336 config/arm/arm.opt, config/arm/arm926ejs.md,
7337 config/arm/predicates.md, config/arm/iwmmxt.md,
7338 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7339 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7340 config/arm/neon-testgen.ml, config/arm/arm.md,
7341 config/arm/xscale-coff.h, config/arm/pe.c,
7342 config/arm/arm-generic.md, config/arm/pe.h,
7343 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7344 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7345 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7346 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7347 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7348 config/pa/predicates.md, config/pa/pa64-hpux.h,
7349 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7350 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7351 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7352 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7353 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7354 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7355 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7356 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7357 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7358 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7359 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7360 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7361 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7362 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7363 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7364 config/mips/linux64.h, config/mips/elforion.h,
7365 config/mips/constraints.md, config/mips/generic.md,
7366 config/mips/predicates.md, config/mips/4300.md,
7367 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7368 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7369 config/mips/5k.md, config/mips/vr4120-div.S,
7370 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7371 config/mips/mips-protos.h, config/mips/6000.md,
7372 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7373 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7374 config/mips/mips-modes.def, config/mips/vr.h,
7375 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7376 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7377 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7378 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7379 config/vax/openbsd1.h, config/vax/netbsd.h,
7380 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7381 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7382 config/h8300/rtems.h, config/h8300/predicates.md,
7383 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7384 config/h8300/h8300.md, config/h8300/h8300.opt,
7385 config/h8300/coff.h, config/h8300/h8300-protos.h,
7386 config/v850/v850.md, config/v850/predicates.md,
7387 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7388 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7389 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7390 config/mmix/mmix.h, config/mmix/predicates.md,
7391 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7392 config/mmix/mmix.c, config/mmix/mmix.opt,
7393 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7394 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7395 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7396 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7399 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7401 * emit-rtl.c (reset_used_decls): Rename to...
7402 (set_used_decls): ...this. Set the used flag rather than clearing it.
7403 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7404 DECL_RTLs rather than resetting them.
7406 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7408 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7410 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7412 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7413 argument to find_reloads_address.
7415 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7417 PR tree-optimization/32919
7418 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7419 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7420 (coalesce_ssa_name): Call it.
7422 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7423 David Ung <davidu@mips.com>
7425 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7426 (__mips16_unorddf2, __mips16_floatunsidf): New.
7427 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7429 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7431 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7433 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7434 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7435 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7436 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7437 * omp-low.c (get_ws_args_for, determine_parallel_type,
7438 expand_omp_for_generic, expand_omp_for_static_nochunk,
7439 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7440 Work with more precise CFG.
7441 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7442 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7444 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7445 * gimple-low.c (lower_stmt): Ditto.
7446 * tree-inline.c (estimate_num_insns_1): Ditto.
7447 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7448 (OMP_SECTIONS_SWITCH): New.
7449 * tree-cfgcleanup.c (cleanup_omp_return): New.
7450 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7451 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7452 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7453 (tree_redirect_edge_and_branch): Handle omp constructs.
7455 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7456 with three arguments.
7458 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7460 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7463 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7465 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7466 the loop structures may need fixing.
7467 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7469 (cleanup_tree_cfg_loop): Removed.
7470 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7471 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7472 instead of running cleanup_tree_cfg_loop.
7473 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7474 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7475 (tree_predictive_commoning): Declaration changed.
7476 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7478 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7480 * doc/invoke.texi (l1-cache-size): Update documentation.
7481 (l2-cache-size): Document.
7482 * params.h (L2_CACHE_SIZE): New macro.
7483 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7484 that L1_CACHE_SIZE is in kB now.
7485 (L2_CACHE_SIZE_BYTES): New macro.
7486 (tree_ssa_prefetch_arrays): Show size in kB.
7487 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7488 and l2_cache_size fields.
7489 * config/i386/driver-i386.c (describe_cache): Detect cache size
7491 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7492 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7493 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7494 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7495 (override_options): Set l1-cache-size and l2-cache-size to default
7496 values if not specified otherwise.
7497 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7498 (PARAM_L2_CACHE_SIZE): New.
7500 2007-08-01 Nigel Stephens <nigel@mips.com>
7501 David Ung <davidu@mips.com>
7502 Thiemo Seufer <ths@mips.com>
7503 Chris Dearman <chris@mips.com>
7504 Richard Sandiford <richard@codesourcery.com>
7506 * config.gcc (mips*-sde-elf*): New stanza.
7507 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7508 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7509 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7510 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7511 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7512 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7514 * config/mips/sde.h: New file.
7515 * config/mips/t-libgcc-mips16: Likewise.
7516 * config/mips/t-sde: Likewise.
7517 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7518 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7519 _MIPS_FPSET and _MIPS_SZINT.
7520 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7521 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7522 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7523 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7524 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7525 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7526 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7527 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7528 _MIPS_SZPTR and _MIPS_FPSET.
7529 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7530 architecture is specified.
7531 (MIPS_32BIT_OPTION_SPEC): New macro.
7533 2007-07-31 Dan Hipschman <dsh@google.com>
7535 * gcc.c (end_going_arg): New function.
7536 (do_spec_2): Use it.
7537 (do_spec_1): Use it.
7539 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7541 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7542 only if ENABLE_CHECKING is defined.
7544 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7546 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7547 df_ru_add_problem, df_ru_get_bb_info): Removed.
7548 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7549 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7550 df_ru_free_bb_info, df_ru_alloc,
7551 df_ru_bb_local_compute_process_def,
7552 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7553 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7554 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7555 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7556 df_ru_add_problem): Removed.
7558 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7561 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7562 (casesi32p, casesi64p): Likewise.
7563 (casesi): Adjust for above.
7565 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7567 * mode-switching.c (create_pre_exit): Don't search past calls.
7569 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7571 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7573 2007-07-31 Revital Eres <eres@il.ibm.com>
7575 * ddg.c (add_deps_for_def): Rename to...
7576 (add_cross_iteration_register_deps): This. Change implementation
7577 to use only reaching def and def-use chains to construct the
7578 inter loop dependencies.
7579 (add_deps_for_use): Remove function.
7580 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7581 function to build the inter loop dependencies.
7582 * modulo-sched.c (sms_schedule): Build only
7583 reaching def and def-use chains for the propose of the ddg
7586 2007-07-31 Julian Brown <julian@codesourcery.com>
7588 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7589 New define_insns. Use correct RTL.
7590 (vec_set<mode>): Write as expander.
7592 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7594 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7595 to an unallocated space.
7597 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7600 (split_constant_offset): Enable split_constant_offset to extract
7601 constants from other statements.
7602 * tree-vect-transform.c
7603 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7604 to a temp var. Force base_offset to be simple.
7606 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7608 * df-scan.c (df_scan_verify): Remove artificial limit on
7609 the number of blocks for verification.
7610 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7611 df_simulate_defs): Avoid unnecessary insn checking for defs.
7613 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7615 * config/m68k/lb1sf68.asm (FUNC): New macro.
7617 (__udivsi3): Likewise.
7618 (__divsi3): Likewise.
7619 (__umodsi3): Likewise.
7620 (__modsi3): Likewise.
7621 (__subdf3): Likewise.
7622 (__adddf3): Likewise.
7623 (__muldf3): Likewise.
7624 (__divdf3): Likewise.
7625 (__negdf2): Likewise.
7626 (__cmpdf2): Likewise.
7627 (__subsf3): Likewise.
7628 (__addsf3): Likewise.
7629 (__mulsf3): Likewise.
7630 (__divsf3): Likewise.
7631 (__negsf2): Likewise.
7632 (__cmpsf2): Likewise.
7633 (__eqdf2): Likewise.
7634 (__nedf2): Likewise.
7635 (__gtdf2): Likewise.
7636 (__gedf2): Likewise.
7637 (__ltdf2): Likewise.
7638 (__ledf2): Likewise.
7639 (__eqsf2): Likewise.
7640 (__nesf2): Likewise.
7641 (__gtsf2): Likewise.
7642 (__gesf2): Likewise.
7643 (__ltsf2): Likewise.
7644 (__lesf2): Likewise.
7646 2007-07-30 Ollie Wild <aaw@google.com>
7648 * c-ppoutput.c (print_lines_directives_only): New function.
7649 (scan_translation_unit_directives_only): New function.
7650 (preprocess_file): Add call to scan_translation_unit_directives_only.
7651 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7652 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7653 -fdirectives-only. Add errors for -fdirectives-only conflict with
7654 -Wunused-macros and -traditional.
7655 (finish_options): Add builtin macro initialization for
7656 -fdirectives-only + -fpreprocessed.
7657 * c.opt (fdirectives-only): New.
7658 * doc/cppopts.texi (fdirectives-only): New.
7660 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7662 * alias.c (record_set, memory_modified_1): Constify.
7663 * bt-load.c (note_btr_set): Likewise.
7664 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7665 * combine.c (set_nonzero_bits_and_sign_copies,
7666 expand_field_assignment, record_dead_and_set_regs_1,
7667 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7668 likely_spilled_retval_1): Likewise.
7669 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7670 frv_io_handle_set): Likewise.
7671 * config/mips/mips.c (mips_sim_record_set,
7672 vr4130_true_reg_dependence_p_1): Likewise.
7673 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7674 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7675 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7676 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7677 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7678 * ddg.c (mark_mem_store): Likewise.
7679 * df-problems.c (df_urec_mark_reg_change): Likewise.
7680 * function.c (update_epilogue_consts): Likewise.
7681 * gcse.c (record_set_info, record_last_set_info,
7682 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7683 reg_clear_last_set): Likewise.
7684 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7686 * jump.c (reversed_comparison_code_parts): Likewise.
7687 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7688 reg_is_set): Likewise.
7689 * loop-iv.c (mark_altered): Likewise.
7690 * mode-switching.c (reg_becomes_live): Likewise.
7691 * optabs.c (no_conflict_move_test): Likewise.
7692 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7694 * postreload.c (reload_combine_note_store, move2add_note_store):
7696 * regmove.c (flags_set_1): Likewise.
7697 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7699 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7701 * resource.c (update_live_status): Likewise.
7702 * rtl.h (set_of, note_stores): Likewise.
7703 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7704 note_stores, parms_set): Likewise.
7705 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7706 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7708 * var-tracking.c (count_stores, add_stores): Likewise.
7710 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7712 * alias.c (mems_in_disjoint_alias_sets_p,
7713 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7714 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7715 write_dependence_p, mems_in_disjoint_alias_sets_p,
7716 read_dependence, true_dependence, canon_true_dependence,
7717 anti_dependence, output_dependence): Constify.
7718 * combine.c (extended_count): Likewise.
7719 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7720 * cselib.c (get_value_hash, references_value_p,
7721 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7722 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7723 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7724 * function.c (contains, prologue_epilogue_contains,
7725 sibcall_epilogue_contains): Likewise.
7726 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7727 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7728 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7729 reg_or_subregno): Likewise.
7730 * recog.c (asm_noperands): Likewise.
7731 * reload1.c (function_invariant_p): Likewise.
7732 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7733 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7734 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7735 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7736 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7737 extended_count, prologue_epilogue_contains,
7738 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7739 canon_true_dependence, read_dependence, anti_dependence,
7740 output_dependence): Likewise.
7741 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7743 2007-07-30 Julian Brown <julian@codesourcery.com>
7745 * config/arm/neon.md (V_ext): New mode attribute.
7746 (neon_vget_lane<mode>): Replace with define_expand.
7747 (neon_vget_lane<mode>_sext_internal)
7748 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7749 and quad precision vectors.
7750 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7751 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7752 have typeless 32-bit result.
7754 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7757 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7759 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7760 use sizetype for rest.
7761 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7762 (aff_combination_convert): Don't convert rest for pointer types.
7764 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7766 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7768 * tree-ssa-alias.c: Add alloc-pool.h.
7769 (init_alias_info): Free alias_bitmap_obstack.
7770 (delete_alias_info): Call delete_mem_ref_stats.
7771 (get_mem_sym_stats_for): Use alloc_pool.
7772 (init_mem_ref_stats): Do not delete mem_ref_stats here.
7773 (delete_mem_sym_stats): Removed.
7775 2007-07-29 Sebastian Pop <sebpop@gmail.com>
7777 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
7778 functions cannot be represented as classical distance vectors.
7780 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7782 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
7783 * builtins.c (validate_arg, builtin_mathfn_code,
7784 validate_arglist): Likewise.
7785 * calls.c (call_expr_flags): Likewise.
7786 * combine.c (reg_nonzero_bits_for_combine,
7787 reg_num_sign_bit_copies_for_combine, get_last_value,
7788 reg_truncated_to_mode): Likewise.
7789 * emit-rtl.c (subreg_lowpart_p): Likewise.
7790 * expr.c (highest_pow2_factor_for_target,
7791 categorize_ctor_elements_1, categorize_ctor_elements,
7792 count_type_elements, contains_packed_reference,
7793 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
7794 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
7795 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
7796 native_encode_int, native_encode_real, native_encode_complex,
7797 native_encode_vector, native_encode_expr, native_interpret_int,
7798 native_interpret_real, native_interpret_complex,
7799 native_interpret_vector, native_interpret_expr): Likewise.
7800 * function.c (use_register_for_decl): Likewise.
7801 * gimplify.c (get_name): Likewise.
7802 * langhooks-def.h (lhd_return_null_const_tree): New.
7803 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
7804 * langhooks.c (lhd_return_null_const_tree): New.
7805 * langhooks.h (lang_get_callee_fndecl): Constify.
7806 * output.h (constructor_static_from_elts_p): Likewise.
7807 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
7808 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
7809 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
7810 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
7811 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
7812 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
7813 * rtlhooks-def.h (reg_nonzero_bits_general,
7814 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
7816 * rtlhooks.c (reg_num_sign_bit_copies_general,
7817 reg_nonzero_bits_general, reg_truncated_to_mode_general):
7819 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
7820 * stor-layout.c (mode_for_size_tree): Likewise.
7821 * tree-ssa-loop-im.c (memref_eq): Likewise.
7822 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
7823 * tree.c (contains_placeholder_p, type_list_equal,
7824 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
7826 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
7827 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
7828 contains_placeholder_p, contains_packed_reference,
7829 get_callee_fndecl, operand_equal_for_phi_arg_p,
7830 warn_if_unused_value, is_body_block, native_encode_expr,
7831 native_interpret_expr, fold_convertible_p, operand_equal_p,
7832 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
7833 validate_arglist, simple_cst_equal, type_list_equal,
7834 use_register_for_decl, call_expr_flags, get_name,
7835 highest_pow2_factor): Likewise.
7836 (const_call_expr_arg_iterator_d,
7837 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
7838 first_const_call_expr_arg, more_const_call_expr_args_p,
7839 FOR_EACH_CONST_CALL_EXPR_ARG): New.
7840 * varasm.c (constructor_static_from_elts_p): Constify.
7842 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
7844 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
7845 config/arm/neon-schedgen.ml, config/arm/neon.ml,
7846 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
7847 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
7848 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
7849 tree-vect-transform.c, tree.def: Fix comment typos. Follow
7850 spelling conventions.
7851 * doc/invoke.texi: Follow spelling conventions.
7853 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
7854 Revital Eres <eres@il.ibm.com>
7856 * modulo-sched.c (sms_schedule): Avoid loops which includes
7857 auto-increment instructions.
7859 2007-07-28 Richard Guenther <rguenther@suse.de>
7862 * fold-const.c (fold_cond_expr_with_comparison): Convert
7863 operand zero of MIN/MAX_EXPR to correct type.
7865 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7867 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
7868 flags_from_decl_or_type): Constify.
7869 * gcc.c (do_spec_1): Likewise.
7870 * print-tree.c (dump_addr, print_node_brief): Likewise.
7871 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
7872 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
7873 tree_purge_all_dead_eh_edges): Likewise.
7874 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
7875 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
7877 * tree.c (expr_location, expr_has_location, expr_locus,
7878 expr_filename, expr_lineno, get_inner_array_type,
7879 fields_compatible_p): Likewise.
7880 * tree.h (get_inner_array_type, fields_compatible_p,
7881 expr_location, expr_has_location, expr_locus, expr_filename,
7882 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
7883 setjmp_call_p, alloca_call_p): Likewise.
7885 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7887 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
7888 TV_FLOW_INSENSITIVE.
7890 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
7892 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
7893 (compute_flow_insensitive_aliasing): Ditto for
7894 TV_FLOW_INSENSITIVE.
7896 2007-07-27 Jan Hubicka <jh@suse.cz>
7898 * config/i386/i386.c (register_move_cost): Remove accidentally
7899 comitted #if 0 block.
7901 * attribs.c: Include hashtab.h
7902 (attribute_hash): New.
7903 (substring): New structure.
7904 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
7906 (init_attributes): Initialize attribute hash.
7907 (decl_attributes): Use attribute hash.
7908 * Makefile.in (attribs.c): Depend on hashtab.h.
7910 2007-07-27 Steve Ellcey <sje@cup.hp.com>
7912 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
7914 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7916 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
7917 __mips_dspr2 and __mips_dsp_rev macros.
7918 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
7920 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
7922 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
7924 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7928 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
7929 and the updating of the live and do_not_gen sets.
7930 (df_note_bb_compute): Added updating of live and do_not_gen sets
7931 for regular defs so that the case of clobber inside conditional
7932 call is processed correctly.
7934 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7936 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
7937 operands with compatible type.
7939 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7941 * expr.h (store_bit_field): Don't return a value.
7942 * expmed.c (check_predicate_volatile_ok): New function.
7943 (store_bit_field_1): New function, extracted from store_bit_field.
7944 Take a fallback_p argument and return true if the operation succeeded.
7945 Only use store_fixed_bit_field if fallback_p. Don't recompute
7946 mode_for_extraction; use op_mode instead. Try forcing memories
7947 into registers if the insv expander fails.
7948 (store_bit_field): Use store_bit_field_1 with fallback_p true.
7949 Don't return a value.
7950 (convert_extracted_bit_field): New function, extracted from
7952 (extract_bit_field_1): Likewise. Take a fallback_p argument
7953 and return NULL if the operation succeeded. Only use
7954 extract_fixed_bit_field if fallback_p. Only calculate one
7955 extraction mode. Combine code for extv and extzv. Try forcing
7956 memories into registers if the ext(z)v expander fails.
7957 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
7959 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7961 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
7963 (df_ref): Likewise. Put regno with other integer fields.
7965 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7967 * df.h (df_mw_hardreg): Remove "loc" field.
7968 * df-scan.c (df_ref_record): Don't set it. Remove redundant
7970 * df-problems.c (df_whole_mw_reg_unused_p): New function,
7971 split out from df_set_unused_notes_for_mw. Return false for
7972 partial references. Assert that mw_reg is a REG when returning true.
7973 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
7974 (df_whole_mw_reg_dead_p): New function, split out from
7975 df_set_dead_notes_for_mw. Return false for partial references.
7976 Assert that mw_reg is a REG when returning true.
7977 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
7978 Remove redundant bitmap check.
7980 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
7982 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
7983 ($(T)crtend.o): Likwise.
7984 ($(T)crtbeginS.o): Likwise.
7985 ($(T)crtendS.o): Likwise.
7986 ($(T)crtfastmath.o): Likwise.
7988 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
7990 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
7991 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
7992 * basic-block.h (struct control_flow_graph): Added x_dom_computed
7993 and x_n_bbs_in_dom_tree fields.
7995 2007-07-26 Steve Ellcey <sje@cup.hp.com>
7997 PR tree-optimization/32087
7998 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7999 Do not call scale_bbs_frequencies_int with prob of zero.
8001 2007-07-26 Julian Brown <julian@codesourcery.com>
8003 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8004 (neon_element_bits): Add prototypes.
8005 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8006 (neon_const_bounds, neon_element_bits): New functions.
8007 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8008 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8009 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8010 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8011 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8012 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8013 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8014 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8015 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8016 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8017 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8018 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8019 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8021 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8023 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8024 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8026 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8027 Julian Brown <julian@codesourcery.com>
8029 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8030 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8031 * config/arm/cortex-a8.md: New.
8032 * config/arm/cortex-a8-neon.md: New.
8033 * config/arm/neon-schedgen.ml: New.
8034 * config/arm/neon.md (vqh_mnem): New.
8036 (Is_float_mode): New.
8037 (Scalar_mul_8_16): New.
8039 (V_mode_nunits): New.
8040 (All instruction patterns): Annotate with neon_type attribute
8042 * config/arm/arm.md: Include cortex-a8.md.
8043 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8045 Annotate instruction patterns accordingly.
8046 (generic_sched): Do not use generic scheduling for Cortex-A8.
8047 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8049 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8051 * fold-const.c (fold_read_from_constant_string): Use
8053 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8055 2007-07-26 Nick Clifton <nickc@redhat.com>
8057 * tree-ssa-operands.h: Change copyright header to refer to version
8058 3 of the GNU General Public License and to point readers at the
8059 COPYING3 file and the FSF's license web page.
8060 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8061 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8062 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8063 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8064 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8065 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8066 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8067 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8068 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8069 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8070 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8071 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8072 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8073 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8074 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8075 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8076 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8077 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8078 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8079 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8080 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8081 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8082 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8083 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8084 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8085 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8086 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8087 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8088 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8089 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8090 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8091 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8092 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8093 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8094 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8095 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8096 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8097 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8098 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8099 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8100 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8101 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8102 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8103 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8104 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8105 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8106 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8107 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8108 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8109 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8110 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8111 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8112 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8113 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8114 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8115 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8116 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8117 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8118 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8119 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8120 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8121 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8122 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8123 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8124 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8125 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8126 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8127 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8128 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8129 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8130 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8131 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8132 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8133 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8134 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8135 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8136 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8137 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8138 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8139 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8140 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8141 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8142 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8143 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8144 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8145 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8146 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8147 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8148 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8149 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8150 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8151 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8152 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8153 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8154 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8155 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8156 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8157 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8158 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8159 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8160 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8161 convert.c, convert.h, langhooks-def.h, reload1.c,
8162 tree-ssa-operands.c: Likewise.
8164 2007-07-26 Jan Hubicka <jh@suse.cz>
8166 * tree-ssa-live.c: Include debug.h and flags.h.
8167 (mark_scope_block_unused): New function.
8168 (remove_unused_scope_block_p): New function.
8169 (remove_unused_locals): Remove unused blocks too.
8171 2007-07-25 Ian Lance Taylor <iant@google.com>
8173 * combine.c (combine_max_regno): Remove. Remove all uses.
8174 (struct reg_stat_struct): Rename from struct reg_stat.
8175 (reg_stat_type): Define, and declare VECs.
8176 (reg_stat): Change from pointer to VEC. Change all uses.
8177 (combine_split_insns): New static function.
8178 (try_combine, find_split_point): Call it instead of split_insns.
8180 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8182 * cfghooks.c (split_block): Fix the information about loop latch.
8184 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8186 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8188 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8190 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8191 Scan the new edge for loop exit info.
8193 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8195 * config/darwin.c: Include debug.h.
8197 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8200 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8202 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8204 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8205 (HARD_REGNO_MODE_OK): Ditto.
8206 (MODES_TIEABLE_P): Ditto.
8207 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8208 (CLASS_MAX_NREGS): Ditto.
8209 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8210 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8211 (divdf3_internal_thr): Removed.
8212 * config/ia64/div.md: New file.
8213 * config/ia64/constraints.md: Add H constraint.
8215 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8217 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8218 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8219 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8220 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8221 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8222 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8223 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8224 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8225 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8226 dump_sbitmap_file, debug_sbitmap, popcount_table,
8227 sbitmap_popcount): Constify.
8228 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8229 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8230 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8231 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8232 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8233 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8234 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8235 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8236 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8237 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8238 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8240 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8242 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8243 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8244 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8245 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8246 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8247 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8248 bitmap_intersect_p, bitmap_intersect_compl_p,
8249 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8250 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8252 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8253 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8254 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8255 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8256 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8257 debug_bitmap, debug_bitmap_file, bitmap_print,
8258 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8259 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8261 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8263 * config/darwin.c (darwin_override_options): Additional fix for
8264 debug info formats that don't support var tracking.
8266 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8268 * cselib.c (entry_and_rtx_equal_p): Constify.
8269 * gengtype.c (output_mangled_typename, write_types, write_local):
8271 * gengtype.h (const_type_p): New.
8272 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8274 * tlink.c (scan_linker_output): De-constify.
8275 * tree-ssa-loop-im.c (memref_eq): Constify.
8276 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8277 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8279 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8281 * c-common.c (fname_as_string, c_type_hash): Constify.
8282 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8283 * cgraph.c (edge_hash, edge_eq): Likewise.
8284 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8285 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8286 reg_attrs_htab_eq): Likewise.
8287 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8289 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8290 const_decl_t, const_state_t, const_automata_list_el_t): New.
8291 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8292 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8293 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8294 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8295 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8296 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8297 compare_max_occ_cycle_nums, out_state_arcs_num,
8298 compare_transition_els_num, units_cmp, state_reservs_cmp):
8300 * genmodes.c (cmp_modes): Likewise.
8301 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8302 * gimplify.c (compare_case_labels): Likewise.
8303 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8304 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8305 * matrix-reorg.c (mtt_info_hash): Likewise.
8306 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8307 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8308 (htab_hash_bucket, htab_hash_elem): Constify.
8309 * tree-browser.c (TB_parent_eq): Likewise.
8310 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8311 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8312 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8313 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8315 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8316 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8317 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8318 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8319 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8321 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8322 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8323 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8324 * tree-ssa-threadupdate.c (redirection_data_hash,
8325 redirection_data_eq): Likewise.
8326 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8327 * tree-ssa.c (var_ann_eq): Likewise.
8328 * tree-vrp.c (compare_case_labels): Likewise.
8329 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8330 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8331 tree_not_check_failed, tree_class_check_failed,
8332 tree_range_check_failed, tree_not_class_check_failed,
8333 omp_clause_check_failed, omp_clause_range_check_failed,
8334 tree_contains_struct_check_failed, tree_operand_check_failed):
8336 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8337 tree_not_check_failed, tree_class_check_failed,
8338 tree_range_check_failed, tree_not_class_check_failed,
8339 tree_operand_check_failed, omp_clause_operand_check_failed,
8340 tree_operand_length): Likewise.
8341 * var-tracking.c (const_variable): New.
8342 (variable_htab_hash, variable_htab_eq): Constify.
8343 * varasm.c (const_desc_hash): Likewise.
8345 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8347 * expr.c (handled_component_p): Constify.
8348 * fold-const.c (fit_double_type): Likewise.
8349 * real.h (real_value_from_int_cst): Likewise.
8350 * tree-flow-inline.h (gimple_in_ssa_p,
8351 gimple_aliases_computed_p, gimple_addressable_vars,
8352 gimple_call_clobbered_vars, gimple_referenced_vars,
8353 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8354 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8355 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8356 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8357 is_label_stmt, is_global_var, phi_ssa_name_p,
8358 factoring_name_p, is_call_clobbered, tree_common_ann,
8359 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8360 unmodifiable_var_p, array_ref_contains_indirect_ref,
8361 ref_contains_array_ref, lookup_subvars_for_var,
8362 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8363 gimple_mem_ref_stats): Likewise.
8364 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8365 may_aliases, is_exec_stmt, is_label_stmt,
8366 ref_contains_array_ref, array_ref_contains_indirect_ref,
8367 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8368 unmodifiable_var_p): Likewise.
8369 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8370 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8371 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8372 cst_and_fits_in_hwi, real_value_from_int_cst,
8373 build_real_from_int_cst, integer_zerop, integer_onep,
8374 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8375 tree_floor_log2, real_zerop, real_onep, real_twop,
8376 real_minus_onep, really_constant_p, purpose_member, chain_member,
8377 list_length, fields_length, int_size_in_bytes, bit_position,
8378 int_bit_position, byte_position, int_byte_position, expr_align,
8379 array_type_nelts, tree_node_structure,
8380 type_contains_placeholder_1, iterative_hash_pointer,
8381 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8382 tree_map_base_eq, type_hash_list, type_hash_eq,
8383 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8384 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8385 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8386 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8387 int_fits_type_p, get_containing_scope, decl_function_context,
8388 decl_type_context, omp_clause_operand_check_failed,
8389 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8390 * tree.h (omp_clause_operand_check_failed, tree_size,
8391 build_real_from_int_cst, array_type_nelts, purpose_member,
8392 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8393 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8394 is_attribute_p, check_qualified_type, expr_align,
8395 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8396 int_byte_position, list_length, fields_length, initializer_zerop,
8397 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8398 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8399 tree_node_structure, handled_component_p, get_containing_scope,
8400 decl_function_context, decl_type_context, real_zerop,
8401 type_num_arguments, fit_double_type, really_constant_p,
8402 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8403 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8404 real_twop, real_minus_onep, int_cst_value): Likewise.
8406 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8408 * cfglayout.c (insn_scope, insn_line): Constify.
8409 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8410 const_double_htab_hash, const_double_htab_eq,
8411 mem_attrs_htab_hash): Likewise.
8412 * loop-iv.c (biv_eq): Likewise.
8413 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8414 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8415 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8417 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8418 error_for_asm, warning_for_asm, _fatal_insn,
8419 _fatal_insn_not_found): Likewise.
8420 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8421 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8422 rtl_check_failed_type2, rtl_check_failed_code1,
8423 rtl_check_failed_code2, rtl_check_failed_code_mode,
8424 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8425 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8426 rtl_check_failed_type2, rtl_check_failed_code1,
8427 rtl_check_failed_code2, rtl_check_failed_code_mode,
8428 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8429 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8430 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8431 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8432 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8433 rtx_unstable_p, get_integer_term, get_related_value,
8434 offset_within_block_p, reg_mentioned_p, count_occurrences,
8435 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8436 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8437 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8438 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8439 find_constant_src, find_reg_fusage, find_regno_fusage,
8440 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8441 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8442 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8443 computed_jump_p, auto_inc_p, in_expr_list_p,
8444 remove_node_from_expr_list, loc_mentioned_in_p,
8445 label_is_jump_target_p, reversed_comparison_code_parts,
8446 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8447 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8448 print_inline_rtx): Likewise.
8449 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8450 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8451 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8452 get_integer_term, get_related_value, offset_within_block_p,
8453 count_occurrences, reg_mentioned_p, no_labels_between_p,
8454 reg_used_between_p, reg_referenced_p, single_set_2,
8455 multiple_sets, set_noop_p, refers_to_regno_p,
8456 reg_overlap_mentioned_p, dead_or_set_p,
8457 covers_regno_no_parallel_p, covers_regno_p,
8458 dead_or_set_regno_p, find_reg_note, find_regno_note,
8459 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8460 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8461 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8462 side_effects_p, may_trap_p_1, may_trap_p,
8463 may_trap_after_code_motion_p, may_trap_or_fault_p,
8464 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8465 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8466 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8467 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8468 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8470 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8471 warning_for_asm): Likewise.
8472 * tree.h (print_rtl): Likewise.
8473 * varasm.c (get_pool_mode): Likewise.
8475 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8477 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8478 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8479 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8480 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8481 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8482 * ddg.c (compare_sccs): Likewise.
8483 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8484 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8485 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8486 decimal_do_fix_trunc, decimal_real_to_integer,
8487 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8488 * dse.c (const_group_info_t): New.
8489 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8490 * dwarf2out.c (const_dw_die_ref): New.
8491 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8492 * tree-browser.c (TB_parent_eq): Likewise.
8493 * unwind-dw2-fde.c (__register_frame_info_bases,
8494 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8495 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8497 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8498 * unwind-dw2.c (uw_frame_state_for): Likewise.
8499 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8500 * value-prof.h (const_histogram_value): New.
8502 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8504 * config/mips/mips.c (machine_function): Add
8505 initialized_mips16_gp_pseudo_p.
8506 (mips16_gp_pseudo_reg): Do not emit the initialization of
8507 mips16_gp_pseudo_rtx when being called from the gimple cost-
8508 calculation routines; emit it on the first use outside those
8511 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8513 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8516 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8517 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8518 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8519 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8520 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8521 Preserve const-ness of parameters through use of __typeof(),
8522 also constify and tidy.
8524 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8525 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8526 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8527 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8528 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8529 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8530 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8531 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8532 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8534 2007-07-25 Julian Brown <julian@codesourcery.com>
8535 Mark Shinwell <shinwell@codesourcery.com>
8537 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8538 (alpha_mangle_type): This.
8539 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8540 (TARGET_MANGLE_TYPE): Define this instead.
8541 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8542 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8543 (arm_init_neon_builtins): Fix comment.
8544 (arm_mangle_map_entry): New.
8545 (arm_mangle_map): New.
8546 (arm_mangle_type): New.
8547 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8548 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8549 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8550 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8551 (TARGET_MANGLE_TYPE): Define this instead.
8552 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8553 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8554 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8555 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8556 (TARGET_MANGLE_TYPE): Define this instead.
8557 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8559 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8560 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8561 (TARGET_MANGLE_TYPE): Define this instead.
8562 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8563 (s390_mangle_type): This.
8564 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8565 (TARGET_MANGLE_TYPE): Define this instead.
8566 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8567 (sparc_mangle_type): This.
8568 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8569 (TARGET_MANGLE_TYPE): Define this instead.
8570 * cp/mangle.c (write_type): Call mangle_type target hook on all
8571 types before mangling. Use original type, not main variant, as
8573 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8574 (TARGET_MANGLE_TYPE): This.
8575 * target.h (gcc_target): Rename mangle_fundamental_type to
8577 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8578 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8580 2007-07-25 Julian Brown <julian@codesourcery.com>
8581 Paul Brook <paul@codesourcery.com>
8582 Joseph Myers <joseph@codesourcery.com>
8583 Mark Shinwell <shinwell@codesourcery.com>
8585 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8586 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8587 (with_fpu): Allow --with-fpu=neon.
8588 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8589 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8590 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8591 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8592 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8593 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8594 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8595 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8596 (output_move_neon): Add prototypes.
8597 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8598 (all_fpus): Add FPUTYPE_NEON.
8599 (fp_model_for_fpu): Add NEON field.
8600 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8601 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8603 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8605 (thumb2_legitimate_address_p): Likewise.
8606 (neon_valid_immediate): Recognize and prepare constants suitable for
8608 (neon_immediate_valid_for_move): New function. Recognize and prepare
8609 immediates for NEON move instructions.
8610 (neon_immediate_valid_for_logic): New function. Recognize and
8611 prepare immediates for NEON logic instructions.
8612 (neon_output_logic_immediate): New function. Create asm string
8613 suitable for outputting immediate logic instructions.
8614 (neon_pairwise_reduce): New function. Implement reduction using
8615 pairwise operations.
8616 (neon_expand_vector_init): New function. Expand a (possibly
8617 non-constant) vector initialization.
8618 (neon_vector_mem_operand): New function. Memory operands supported
8619 for quad-word loads/stores to/from ARM or NEON registers. Don't
8620 allow base+offset addressing for core regs.
8621 (neon_struct_mem_operand): New function. Valid mems for NEON
8623 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8624 from neon_vector_mem_operand addresses without a secondary register.
8625 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8626 (add_minipool_backward_ref): Likewise.
8627 (dump_minipool): Likewise.
8628 (push_minipool_fix): Likewise.
8629 (output_move_quad): New function. Output quad-word moves, loads and
8630 stores using ARM registers.
8631 (output_move_vfp): Add support for vectors in VFP (NEON) D
8633 (output_move_neon): Output a NEON load/store to/from a quadword
8635 (arm_print_operand): Implement new codes:
8636 - 'c' for unadorned integers (without a # sign).
8637 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8639 - 'e', 'f' for the low and high D parts of a NEON Q register.
8640 - 'q' outputs a NEON Q register.
8641 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8642 - 'T' prints NEON opcode features from a coded bitmask.
8643 - 'F' is similar to T, but signed/unsigned codes both print as
8645 - 't' is similar to T, but 'u' is printed instead of 'p'.
8646 - 'O' prints 'r' if NEON instruction should perform rounding (as
8647 specified by bitmask), else prints nothing.
8648 - '#' is a punctuation character to stop operand numbers from
8649 running together with following digits in the assembler
8650 strings for instructions (when using mode attributes).
8651 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8652 constant vectors in big-endian mode, where necessary.
8653 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8654 Handle EI, OI, CI, XI modes.
8655 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8656 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8657 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8658 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8659 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8661 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8662 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8663 to turn v8qi, etc. into bits defined above.
8664 (neon_itype): New enumeration. Classifications of NEON builtins.
8665 (neon_builtin_datum): Define struct. Contains information about
8666 a single builtin (with multiple modes).
8667 (CF): Define helper macro for...
8668 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8670 (neon_builtin_data): New array. Define information about builtins
8671 for use during initialization/expansion.
8672 (arm_init_neon_builtins): New function.
8673 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8675 (neon_builtin_compare): New function.
8676 (locate_neon_builtin_icode): New function. Find an insn code for a
8677 builtin given a function code for that builtin. Also return type of
8678 builtin (NEON_BINOP, NEON_UNOP etc.).
8679 (builtin_arg): New enumeration. Types of arguments for builtins.
8680 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8681 Takes a variable argument list of builtin_arg types, terminated by
8683 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8684 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8685 (neon_emit_pair_result_insn): New function. Support returning pairs
8686 of vectors via a pointer.
8687 (neon_disambiguate_copy): New function. Set up operands for a
8688 multi-word copy such that registers do not get clobbered.
8689 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8690 ARM_BUILTIN_NEON_BASE.
8691 (arm_file_start): Set float-abi attribute for NEON.
8692 (arm_vector_mode_supported_p): Enable NEON vector modes.
8693 (arm_mangle_map_entry): New.
8694 (arm_mangle_map): New.
8695 (arm_mangle_vector_type): New.
8696 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8698 (TARGET_NEON): New macro. Target supports NEON.
8699 (fputype): Add FPUTYPE_NEON.
8700 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8701 for vectorization based on command-line arg.
8702 (NEON_REGNO_OK_FOR_NREGS): Define.
8703 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8704 (VALID_NEON_STRUCT_MODE): Define.
8705 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8706 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8707 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8708 (consttable_16): Add pattern for outputting 16-byte minipool
8710 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8712 (vec-common.md, neon.md): Include md files.
8713 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8714 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8715 (memory_constraint "Ut", "Un", "Us"): Define.
8716 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8717 (MMX_char): New mode attribute.
8718 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8719 (*add<mode>3_iwmmxt): New insn pattern.
8720 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8721 (*sub<mode>3_iwmmxt): New insn pattern.
8722 (mulv4hi3): Rename to...
8723 (*mulv4hi3_iwmmxt): This.
8724 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8725 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8726 (uminv4hi3, uminv2si3): Remove. Replace with...
8727 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8728 (*umin<mode>3_iwmmxt): These.
8729 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8730 (ashr<mode>3_iwmmxt): This new pattern.
8731 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8732 (lshr<mode>3_iwmmxt): This new pattern.
8733 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8734 (ashl<mode>3_iwmmxt): This new pattern.
8735 * config/arm/neon-docgen.ml: New file. Generate documentation for
8737 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8738 * config/arm/arm_neon.h: New (autogenerated).
8739 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8741 * config/arm/neon.md: New file. Define NEON instructions.
8742 * config/arm/neon.ml: New file. Abstract description of NEON
8743 instructions, used to generate arm_neon.h header, documentation and
8745 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8746 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8748 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8750 (ARM NEON Intrinsics): New subsection.
8751 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8753 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8755 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8758 2007-07-24 Jan Hubicka <jh@suse.cz>
8760 * regclass.c (move_table): New type.
8761 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8762 (init_move_cost): Break out from ...
8763 (init_reg_sets_1): ... here; simplify computation of
8764 have_regs-of_mode and contains_reg_of_mode.
8765 (record_reg_classes): Unswitch internal loops.
8766 (copy_cost): Trigger lazy initialization of move cost
8767 (record_address_regs): Likewise.
8769 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8771 * config/darwin.c (darwin_override_options): Don't force on
8772 flag_var_tracking_uninit when no debug info is requested.
8774 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8776 * cfgloop.c (init_loops_structure): New function.
8777 (flow_loops_find): Create root of the loop tree unconditionally.
8779 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
8781 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
8783 2007-07-24 Jan Hubicka <jh@suse.cz>
8785 * caller-save.c: Include ggc.h, gt-caller-save.h
8786 (reg_save_code, reg_restore_code): Rename to ...
8787 (cached_reg_save_code, cached_reg_restore_code): ... those.
8788 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
8789 (reg_save_code, reg_restore_code): New functions.
8790 (init_caller_save): Do not intialize
8791 reg_save_code/reg_restore_code tables.
8792 * Makefile.in: (gt-caller-save.h): New.
8794 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8796 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
8797 with the mode of the original operand instead of
8800 2007-07-23 Jan Hubicka <jH@suse.cz>
8802 * i386.c (ix86_secondary_memory_needed): Break out to...
8803 (inline_secondary_memory_needed): ... here.
8804 (ix86_memory_move_cost): Break out to ...
8805 (inline_memory_move_cost): ... here; add support for IN value of 2 for
8806 maximum of input and output; fix handling of Q_REGS on 64bit.
8807 (ix86_secondary_memory_needed): Microoptimize.
8809 2007-07-23 Sebastian Pop <sebpop@gmail.com>
8811 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
8812 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
8813 stmts_from_loop, known_dependences_p, build_rdg): New.
8814 * tree-data-ref.h: Depends on graphds.h.
8815 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
8816 (build_rdg): Declared.
8817 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
8819 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
8821 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
8824 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
8825 Jakub Jelinek <jakub@redhat.com>
8827 PR middle-end/PR28690
8828 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
8830 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
8831 and MEM_POINTER operands over REG and MEM operands.
8832 (swap_commutative_operands_p): Change return value to bool.
8833 * rtl.h: Update the corresponding prototype.
8834 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
8835 instead of gen_rtx_PLUS.
8836 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
8837 value to bool. Change function arguments to rtx's and update code
8839 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
8840 calls to match the new declaration.
8841 * simplify-rtx.c (simplify_associative_operation): Don't
8842 reorder simplify_binary_operation arguments.
8844 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8846 * config/mips/mips.c (override_options): Use mips_costs to derive
8847 the default branch cost.
8848 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
8850 * config/mips/mips.opt (mbranch-cost=): New option.
8851 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
8853 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8855 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
8856 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
8857 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
8858 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
8860 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8862 * config/mips/constraints.md (ks): New constraint.
8863 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
8864 (*add<mode>3_mips16): ...here.
8866 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
8868 * optabs.h (enum optab_index): Add new OTI_signbit.
8869 (signbit_optab): Define corresponding macro.
8870 (enum insn_code signbit_optab[]): Remove array.
8871 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
8872 (expand_copysign_absneg): If back end provides signbit insn, use it
8873 instead of bit operations on floating point argument.
8874 * builtins.c (enum insn_code signbit_optab[]): Remove array.
8875 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
8876 for availability of signbit insn.
8878 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
8879 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
8880 SSE mode is not active.
8881 (isinf<mode>2): Disable for mfpmath=sse,387.
8883 2007-07-22 Ben Elliston <bje@au.ibm.com>
8885 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
8887 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
8889 2007-07-20 Richard Guenther <rguenther@suse.de>
8891 * tree-cfg.c (verify_expr): COND_EXPRs can have any
8892 integral typed condition.
8893 * tree-ssa.c (useless_type_conversion_p): Do not preserve
8894 booleanness. Only preserve conversions from a non-base
8895 type to a base type, not in general between types with
8896 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
8897 * tree.def (COND_EXPR): Document that the condition
8898 can be of any integral type.
8900 2007-07-20 Nigel Stephens <nigel@mips.com>
8901 Richard Sandiford <richard@codesourcery.com>
8903 * config/mips/mips.h (mips_dwarf_regno): Declare.
8904 (DBX_REGISTER_NUMBER): Remove redundant brackets.
8905 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
8906 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
8907 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
8908 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8909 (REG_CLASS_NAMES): Update accordingly.
8910 * config/mips/mips.c (mips_dwarf_regno): New array.
8911 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8912 (mips_subword): Remove special handling for accumulator registers.
8913 (override_options): Initiailize mips_dwarf_regno. Remove use
8915 (mips_swap_registers): New function.
8916 (mips_conditional_register_usage): Swap accumulator registers
8917 around if TARGET_LITTLE_ENDIAN.
8918 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
8919 * config/mips/constraints.md (h, l): Use the endianness to choose
8920 between MD0_REG and MD1_REG.
8921 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
8922 alternative-dependent template.
8924 2007-07-20 Richard Sandiford <richard@codesourcery.com>
8926 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
8929 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8931 * function.c (thread_prologue_and_epilogue_insns): Fix exit
8932 predecessor fallthru flags.
8934 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8936 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
8937 of compare to the same type.
8938 * cfgloopmanip.c (add_loop): Update information about loop exits.
8939 (loop_version): Remove the innermost loop requirement.
8940 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
8941 to sizetype for pointers.
8943 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
8945 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
8946 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
8947 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
8949 * config/dfp-bit.c: Empty for TFmode conversions.
8951 2007-07-18 Caroline Tice <ctice@apple.com>
8953 * var-tracking.c (find_src_status): Check for COND_EXEC insns
8954 and handle them correctly; check that src is not NULL before
8956 (find_src_set_src): Likewise.
8958 2007-07-18 Bob Wilson <bob.wilson@acm.org>
8960 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
8961 (struct alignment_context, init_alignment_context): New.
8962 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
8963 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
8964 (XCHAL_HAVE_S32C1I): Likewise.
8965 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
8966 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
8967 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
8968 (ATOMIC, HQI): New macros.
8969 (memory_barrier, *memory_barrier): New.
8970 (sync_lock_releasesi): New.
8971 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
8972 (sync_lock_test_and_set<mode>): New.
8973 (sync_<atomic><mode>): New.
8974 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
8975 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
8976 (xtensa_expand_atomic): New.
8978 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8982 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
8983 transformation for builtin ISNORMAL.
8984 (expand_builtin): Handle BUILT_IN_ISNORMAL.
8985 * builtins.def (BUILT_IN_ISNORMAL): New.
8986 * doc/extend.texi: Document isnormal.
8988 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8992 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
8993 optabs infrastructure. Provide generic implementation for
8995 (expand_builtin): Handle FINITE/ISFINITE.
8996 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
8997 (fold_builtin_1): Likewise.
8999 * builtins.def (BUILT_IN_ISFINITE): New.
9001 * doc/extend.texi: Document isfinite.
9003 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9008 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9009 generic fallback for isinf.
9010 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9011 calculation code ...
9012 * real.c (get_max_float): ... to here.
9013 * real.h (get_max_float): New.
9015 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9019 * builtin-attrs.def (ATTR_TYPEGENERIC,
9020 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9022 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9023 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9024 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9025 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9027 * c-common.c (handle_type_generic_attribute): New.
9028 (c_common_attribute_table): Add "type generic".
9030 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9032 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9034 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9035 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9038 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9041 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9042 checking that the operand is an expression.
9044 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9045 Danny Smith <dannysmith@users.sourceforge.net>
9048 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9049 file mapping object in local namespace if Windows version later
9052 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9054 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9055 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9056 arm_cannot_force_const_mem.
9057 (arm_cannot_force_const_mem): New function.
9058 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9059 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9060 of arm_tls_referenced_p.
9061 * config/arm/arm.md (movsi): Split out-of-section constants when
9062 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9063 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9065 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9067 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9069 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9071 * config/mips/mips.md (*extendqihi2): Convert the destination
9074 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9076 * config/pa/fptr.c: Update license header.
9077 * config/pa/milli64.S: Likewise.
9079 2007-07-17 Nick Clifton <nickc@redhat.com>
9081 * COPYING_v3: New file. Contains version 3 of the GNU General
9083 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9084 Lesser General Public License.
9085 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9086 the GNU General Public License.
9088 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9090 PR rtl-optimization/32773
9091 * cfglayout.c (force_one_exit_fallthru): New function.
9092 (cfg_layout_finalize): Use it.
9094 2007-07-16 Richard Guenther <rguenther@suse.de>
9095 Uros Bizjak <ubizjak@gmail.com>
9097 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9098 before forcing it to gimple operand.
9100 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9101 David Ung <davidu@mips.com>
9103 * config/mips/mips.h (TUNE_24K): Define.
9104 (TUNE_MACC_CHAINS): Add TUNE_24K.
9105 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9107 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9108 (r74k_int_madd): .. this new reservation.
9109 (define_bypass): Fixed bypasses for r74k_int_madd to use
9111 * config/mips/24k.md (define_bypass): Define new
9112 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9114 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9115 Nigel Stephens <nigel@mips.com>
9117 * config/mips/mips.md: Include 20kc.md.
9118 * config/mips/20kc.md: New file.
9119 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9120 (mips_adjust_cost): Tweak for 20Kc.
9121 (mips_issue_rate): Likewise.
9122 * config/mips/mips.h (TUNE_20KC): Define.
9124 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9126 * config/rs6000/rs6000.c (struct processor_cost): Add
9127 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9129 (*_cost): Add cache information.
9130 (rs6000_override_options): Set cache parameters.
9132 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9135 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9136 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9138 2007-07-16 Paul Brook <paul@codesourcery.com>
9141 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9142 (cirrus_thumb2_movsi_insn): Ditto.
9144 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9146 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9149 2007-07-15 Andrew Haley <aph@redhat.com>
9151 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9152 before looking in the context.
9154 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9158 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9159 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9160 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9161 (pa_output_function_prologue): Use rp_saved and
9162 current_function_is_leaf to generate .CALLINFO statement.
9163 (hppa_expand_prologue): Set rp_saved.
9164 (hppa_expand_epilogue): Use rp_saved.
9165 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9166 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9168 2007-07-14 Dirk Mueller <dmueller@suse.de>
9170 * omega.c (coalesce): Fix memory leak on early exit.
9171 * matrix-reorg.c (check_allocation_function): Likewise.
9172 * tree-vect-transform.c (vect_get_new_vect_var): free result
9174 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9175 pass pointer to edge vector
9176 (partition_hot_cold_basic_blocks): Fix memory leak.
9177 * collect2.c (prefix_from_string): Free temporary storage.
9178 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9180 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9182 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9183 (DO_GLOBAL_DTORS_BODY): Likewise.
9185 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9186 Nigel Stephens <nigel@mips.com>
9188 * config/mips/mips.c (mips_classify_symbol): Don't return
9189 SYMBOL_SMALL_DATA for constant pool addresses if
9190 TARGET_EMBEDDED_DATA is true.
9192 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9194 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9195 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9196 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9197 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9198 __builtin_ia32_storehps, __builtin_ia32_storelps,
9199 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9200 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9201 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9202 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9203 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9204 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9205 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9206 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9207 using def_builtin_const.
9209 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9211 PR tree-optimization/32705
9212 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9213 (simplify_binary_expression): Use SSA_VAL consistently.
9215 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9217 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9218 (SPEFSCR_REGNO): Delete definition.
9219 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9220 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9221 * config/rs6000/rs6000.h: Do not define *_REGNO.
9222 LINK_REGISTER_REGNUM -> LR_REGNO.
9223 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9224 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9225 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9226 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9227 R_VRSAVE, R_VSCR. Use them.
9228 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9229 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9230 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9231 * config/rs6000/aix.h: Define R_LR. Use it.
9233 2007-07-13 Caroline Tice <ctice@apple.com>
9235 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9236 flag_var_tracking is explicitly turned off (i.e. when variable
9237 tracking is not feasible); otherwise, turn flag_var_tracking on when
9238 flag_var_tracking_uninit is on.
9239 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9240 note definitions, to allow recording of initialization status in the
9242 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9243 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9244 determine if two note locations are equal.
9245 (output_loc_list): Don't output list entries whose start & end labels
9247 (reg_loc_descriptor): Add parameter for initialization status; pass it
9248 to other loc descriptor functions.
9249 (one_reg_loc_descriptor): Add parameter for initialization status;
9250 check its value and add DW_OP_GNU_uninit to returned loc descr if
9252 (multiple_reg_loc_descriptor): Add parameter for initialization
9254 pass init status argument to other loc descriptor functions; check
9255 value of intialization parameter and add DW_OP_GNU_uninit to returned
9256 loc descr if appropriate.
9257 (based_loc_descr): Add parameter for initialization status; add new
9258 variable for return value; check value of initialization parameter and
9259 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9260 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9261 pass init status argument to other loc descriptor functions; check
9262 value of intialization parameter and add DW_OP_GNU_uninit to returned
9263 loc descr if appropriate.
9264 (mem_loc_descriptor): Likewise.
9265 (concat_loc_descriptor): Likewise.
9266 (concatn_loc_descriptor): Likewise.
9267 (loc_descriptor): Add parameter for initialization status; pass it as
9268 argument to other loc descriptor function calls.
9269 (loc_descriptor_from_tree_1): Add appropriate initialization status
9270 to loc descriptor function calls.
9271 (add_location_or_const_value_attribute): Get initialization status
9272 from VAR_LOCATION note; add initialization status to loc descriptor
9274 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9275 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9276 status is uninitialized, add "[uninint]" to output.
9277 * common.opt (fvar-tracking-uninit): New option, similar to
9278 fvar-tracking, to turn on tracking of uninitialized variables; creates
9279 a new global flag, flag_var_tracking_uninit.
9280 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9281 (enum var_init_status): New type, for var initialization status field.
9282 * var-tracking.c (struct location_chain_def): Two new fields, init,
9283 for initialization status, and set_src for the assignment value expr.
9284 (unshare_variable): New parameter for initialization status;
9285 initialize new init and set_src fields.
9286 (var_reg_set): New parameters for initialization status and value;
9287 pass them to set_variable_part.
9288 (var_mem_set): Likewise.
9289 (get_init_value): New function.
9290 (var_reg_delete_and_set): New initialization status & value
9291 parameters; add call to get_init_value if status is unknown; pass new
9292 parameters to clobber_variable_part and var_reg_set.
9293 (var_mem_delete_and_set): Likewise.
9294 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9295 (var_mem_delete): Likewise.
9296 (variable_union): Pass status to unshare_variable; initialize new init
9297 and set_src fields. If flag_var_tracking_uninit is not set, force
9298 status to initialized.
9299 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9300 used later to get the set_src value.
9301 (find_src_status): New function.
9302 (find_src_set_src): New function.
9303 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9304 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9305 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9306 and var_mem_delete_and_set.
9307 (dump_variable): Print out "[uninit]" if appropriate.
9308 (set_variable_part): Add new initialization and set_src parameters;
9309 pass status to unshare_variable; set node->init and node- >set_src
9310 fields and modify slot in hash table appropriately; save the init and
9311 set_src values if appropriate and assign to the new node.
9312 (clobber_variable_part): New set_src parameter; if two nodes have
9313 same variable and same location but different set_src (assignment)
9314 values, clobber old node.
9315 (delete_variable_part): Pass init status to unshare_variable.
9316 (emit_note_insn_var_location): Add initialized var; assign var's init
9317 status to new 'initialized'; pass new init status field to calls to
9318 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9319 status to initialized.
9320 (emit_notes_in_bb): Pass initialization status to calls to
9321 var_reg_set, var_mem_set, var_reg_delete_and_set and
9322 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9323 var_reg_delete_and_set and var_mem_delete_and_set; call
9324 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9325 make up for change in add_stores.
9326 (vt_add_function_parameters): Add status to calls to
9328 * config/darwin.c (darwin_override_options): Turn on uninitialized
9329 tracking automatically, if var_tracking is on and the system is
9332 2007-07-13 Sa Liu <saliu@de.ibm.com>
9334 * config.gcc: Add options for arch and tune on SPU.
9335 * config/spu/predicates.md: Add constant operands 0 and 1.
9336 * config/spu/spu-builtins.def: Add builtins for double precision
9337 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9338 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9340 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9342 * config/spu/spu-protos.h: Add new function prototypes.
9343 * config/spu/spu.c (spu_override_options): Check options -march and
9345 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9346 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9348 (spu_const_from_int): New. Create a vector constant from 4 ints.
9349 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9350 (spu_emit_vector_compare): New. Emit vector compare.
9351 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9352 * config/spu/spu.h: Add options -march and -mtune. Define processor
9353 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9354 CANONICALIZE_COMPARISON.
9355 * config/spu/spu.md: Add new insns for double precision compare
9356 and double precision vector compare. Add vcond and smax/smin patterns
9357 to enable DFmode vector conditional expression.
9358 * config/spu/spu.opt: Add options -march and -mtune.
9359 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9360 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9361 both CELL and CELLEDP targets: spu_testsv.
9362 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9365 2007-07-13 Richard Guenther <rguenther@suse.de>
9367 PR tree-optimization/32721
9368 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9369 TREE_THIS_VOLATILE on the folded reference.
9370 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9371 if the array reference has TREE_THIS_VOLATILE set.
9373 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9376 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9378 2007-07-13 Andreas Schwab <schwab@suse.de>
9380 * gengtype-lex.l: Allow declarations to be indented.
9382 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9384 * ginclude/tgmath.h: New.
9385 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9386 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9387 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9388 * configure: Regenerate.
9390 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9392 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9393 correct index when setting register save state for xd
9396 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9398 * config/sh/sh.c (mark_use): Remove.
9400 2007-07-12 Paul Brook <paul@codesourcery.com>
9402 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9403 reg does not overlap return value.
9405 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9407 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9408 (set_expression_vuses): Ditto.
9409 (init_pre): Initialize expression_vuses.
9411 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9413 * config/i386/sse.md (storentdf, storentsf): New.
9415 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9417 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9419 * tree.c (build_decl_stat): Move code from here...
9420 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9421 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9422 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9423 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9424 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9427 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9428 Devang Patel <dpatel@apple.com>
9430 PR tree-optimization/25413
9431 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9432 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9433 * tree.h (contains_packed_reference): New.
9434 * expr.c (contains_packed_reference): New.
9435 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9436 (vect_enhance_data_refs_alignment): Call
9437 vector_alignment_reachable_p.
9438 * target.h (vector_alignment_reachable): New builtin.
9439 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9440 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9441 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9443 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9445 * target.h (builtin_vectorization_cost): Add new target builtin.
9446 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9447 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9448 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9449 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9450 uninitialized variables.
9451 * tree-vect-transform.c (cost_for_stmt): New function.
9452 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9453 using cost 1 for all scalar stmts. Be less conservative when
9454 estimating the number of prologue/epulogue iterations. Call
9455 targetm.vectorize.builtin_vectorization_cost. Return
9456 min_profitable_iters-1.
9457 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9458 initialization cost instead of TARG_VEC_STMT_COST. Use
9459 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9460 epilogue code. Fix epilogue cost computation.
9461 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9462 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9463 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9464 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9465 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9466 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9468 2007-07-12 Richard Guenther <rguenther@suse.de>
9470 * gimplify.c (gimplify_conversion): Make sure that the result
9471 from maybe_fold_offset_to_reference is trivially convertible
9472 to the desired type before doing the simplification.
9473 (gimplify_expr): Likewise.
9474 * fold-const.c (fold_binary): Use the correct types for
9475 building the simplified expression.
9477 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9479 PR rtl-optimization/32729
9480 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9481 that fallthru to exit.
9483 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9485 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9486 (symDTPOFF2reg): Likewise.
9488 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9490 PR tree-optimization/32663
9492 * tree.h (VALUE_HANDLE_VUSES): Remove.
9493 (struct tree_value_handle): Remove vuses.
9495 * tree-vn.c (create_value_handle_for_expr): Don't set
9498 * tree-ssa-pre.c (expression_vuses): New.
9499 (alloc_expression_id): Set up expression_vuses.
9500 (get_expression_vuses): New.
9501 (set_expression_vuses): Ditto.
9502 (clear_expression_ids): Modify for expression_vuses.
9503 (phi_translate_1): Ditto.
9504 (phi_translate_set): Ditto.
9505 (value_dies_in_block_x): Ditto
9506 (valid_in_sets): Ditto.
9507 (add_to_sets): Ditto.
9508 (find_existing_value_expr): Ditto.
9509 (create_value_handle_for_expr): Ditto.
9510 (make_values_for_stmt): Ditto.
9511 (vuse_equiv): Remove.
9513 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9515 * Makefile.in (mostlyclean): Remove object files.
9517 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9519 * toplev.c (no_new_pseudos): Deleted.
9520 * rtl.h (no_new_pseudos): Deleted.
9521 * tree-pass.h (pass_no_new_pseudos): Deleted.
9522 * passes.c (pass_no_new_pseudos): Deleted.
9523 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9524 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9525 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9527 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9528 * rtlhooks.c (gen_lowpart_general): Ditto.
9529 * optabs.c (prepare_operand): Ditto.
9530 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9532 * modulo-sched.c (rest_of_handle_sms): Ditto.
9533 * see.c (rest_of_handle_see): Ditto.
9534 * ifcvt.c (if_convert): Ditto.
9535 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9537 * init-regs.c (gate_initialize_regs): Deleted set of
9539 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9540 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9541 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9543 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9546 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9547 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9548 (*vec_extractv2di_1_rex64): New insn pattern.
9550 2007-07-11 David Daney <ddaney@avtrex.com>
9552 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9553 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9554 for SIGNAL_UNWIND_RETURN_COLUMN.
9555 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9556 (DWARF_FRAME_REGNUM): Rewrite.
9557 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9559 2007-07-11 Nick Clifton <nickc@redhat.com>
9561 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9562 delta and use gen_int_mode in place of GET_INT instead.
9564 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9566 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9569 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9571 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9572 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9574 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9575 (USE_CANONICAL_TYPES): New.
9576 * doc/invoke.texi (verify-canonical-types): Remove.
9577 (use-canonical-types): Add.
9579 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9581 * config/spu/spu.c (spu_optimization_options): Remove setting of
9582 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9583 (spu_override_options): Move it here.
9585 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9587 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9588 * config/mips/mips.c (mips_cpu_info_table): Mention
9589 MIPS_ISA_LEVEL_SPEC in the comment.
9591 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9593 PR tree-optimization/32713
9594 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9596 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9599 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9600 conditional to flag_isoc99.
9601 (c_common_init_options): Do it here, unconditionally.
9603 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9605 PR tree-optimization/32589
9606 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9607 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9608 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9609 predicate, extracted from...
9610 (set_rhs): ...here. Call it for the expression on entry.
9611 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9612 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9613 (simplify_binary_expression): Use valid_gimple_expression_p
9614 to validate the simplification.
9615 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9617 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9619 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9620 DWARF2_DEBUG on 32 bit target too.
9621 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9623 2007-07-11 Nick Clifton <nickc@redhat.com>
9625 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9626 version for 64-bit hosts.
9628 2007-07-10 David Daney <ddaney@avtrex.com>
9630 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9632 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9634 * config/mips/mips.c (mips_expand_synci_loop): New function.
9635 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9636 (UNSPEC_RDHWR): Same.
9637 (UNSPEC_SYNCI): Same.
9638 (UNSPEC_SYNC): Same.
9639 (clear_cache): New expand.
9643 (clear_hazard): Same.
9644 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9646 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9647 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9649 2007-07-10 Ian Lance Taylor <iant@google.com>
9651 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9654 2007-07-10 David Daney <ddaney@avtrex.com>
9656 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9657 * builtins.c (expand_builtin___clear_cache): New function.
9658 (expand_builtin): Call expand_builtin___clear_cache for
9659 BUILT_IN_CLEAR_CACHE case.
9660 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9661 * doc/md.texi (clear_cache): Document new instruction pattern.
9662 * testsuite/gcc.dg/builtins-64.c: New test.
9664 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9666 * config/cris/cris.md ("movsi"): Fix typo in last change.
9668 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9671 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9673 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9674 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9675 for FUNCTION_DECLs. Don't use align_functions_log if
9677 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9678 even for FUNCTION_DECLs.
9679 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9681 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9682 (DECL_FUNCTION_CODE): Update for new location and name of
9684 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9685 (struct tree_decl_common): Move 'align' and 'off_align' out
9686 of union, ensure they're still on a 32-bit boundary. Remove
9687 other fields in union 'u1'.
9688 (struct tree_function_decl): Add field 'function_code' replacing
9689 'u1.f' in tree_decl_common.
9690 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9691 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9692 (Variable Attributes): Cross-reference 'aligned' attribute
9693 to Function Attributes.
9694 * flags.h (force_align_functions_log): Delete.
9695 * toplev.c (force_align_functions_log): Delete.
9697 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9700 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9701 (*vec_concatv2di_rex): New insn pattern.
9703 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9706 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9708 2007-07-10 Ian Lance Taylor <iant@google.com>
9710 Replace no_new_pseudos in backends.
9711 * rtl.h (can_create_pseudo_p): Define.
9712 * config/darwin.c (machopic_indirect_data_reference): Use
9713 can_create_pseudo_p () instead of no_new_pseudos.
9714 (machopic_indirect_data_reference): Likewise.
9715 (machopic_legitimize_pic_address): Likewise.
9716 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9717 (alpha_emit_set_const_1): Likewise.
9718 (alpha_emit_set_const): Likewise.
9719 (alpha_emit_conditional_move): Likewise.
9720 (alpha_split_conditional_move): Likewise.
9721 * config/alpha/alpha.md (various splitters): Likewise.
9723 * config/arm/arm.c (legitimize_pic_address): Likewise.
9724 (arm_load_pic_register): Likewise.
9725 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9726 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9727 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9728 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9729 * config/cris/cris.md (movsi): Likewise.
9730 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9731 (symGOTOFF2reg_hilo): Likewise.
9732 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9733 * config/h8300/h8300.md (insv, extzv): Likewise.
9734 * config/i386/i386.c (ix86_expand_move): Likewise.
9735 (ix86_expand_vector_move): Likewise.
9736 (ix86_prepare_fp_compare_args): Likewise.
9737 (ix86_expand_carry_flag_compare): Likewise.
9738 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9739 (tls_dynamic_gnu2_combine_32): Likewise.
9740 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9741 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9742 (ia64_expand_movxf_movrf): Likewise.
9743 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9744 (m32c_split_move): Likewise.
9745 (m32c_expand_insv): Likewise.
9746 * config/m68k/m68k.md (movsi): Likewise.
9747 * config/mips/mips.c (mips_force_temporary): Likewise.
9748 (mips_split_symbol): Likewise.
9749 (mips_move_integer): Likewise.
9750 (mips_legitimize_const_move): Likewise.
9751 * config/mn10300/mn10300.md (movsi): Likewise.
9752 * config/pa/pa.c (emit_move_sequence): Likewise.
9753 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9754 (rs6000_got_register): Likewise.
9755 (create_TOC_reference): Likewise.
9756 (rs6000_machopic_legitimize_pic_address): Likewise.
9757 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9758 (various splitters): Likewise.
9759 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9760 (movsi_got): Likewise.
9761 * config/s390/s390.c (emit_symbolic_move): Likewise.
9762 * config/s390/s390.md (movhi, movqi): Likewise.
9763 (load_multiple, store_multiple): Likewise.
9764 * config/score/score.c (score_force_temporary): Likewise.
9765 * config/sh/sh.c (prepare_move_operands): Likewise.
9766 (prepare_cbranch_operands): Likewise.
9767 (emit_fpu_switch): Likewise.
9768 (fpscr_set_from_mem): Likewise.
9769 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9770 (adddi3, subsi3): Likewise.
9771 (various splitters): Likewise.
9772 (divsi_inv_fp_combine): Likewise.
9773 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
9774 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
9776 * config/sh/predicates.md (xor_operand): Likewise.
9777 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
9778 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
9779 (movdi_pic_label_ref): Likewise.
9780 * config/spu/spu.c (spu_split_immediate): Likewise.
9781 * config/alpha/alpha.md (various splitters): Remove test
9782 !no_new_pseudos || reload_completed.
9783 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
9785 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9786 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9787 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9788 * config/score/score.c (th_output_mi_thunk): Likewise.
9789 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9790 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9792 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
9794 PR rtl-optimization/32664
9795 * mode-switching.c (create_pre_exit): Skip barrier insns.
9797 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9799 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
9800 force_gimple_operand_bsi.
9801 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
9802 rewrite_use_compare): Ditto.
9803 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
9805 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
9806 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
9807 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
9808 * tree-profile.c (prepare_instrumented_value,
9809 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9810 tree_gen_one_value_profiler, tree_gen_ic_profiler,
9811 tree_gen_ic_func_profiler, tree_gen_average_profiler,
9812 tree_gen_ior_profiler): Ditto.
9813 * tree-ssa-reassoc.c (negate_value): Ditto.
9814 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
9815 Use force_gimple_operand_bsi.
9816 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9817 * tree-if-conv.c (add_to_dst_predicate_list,
9818 find_phi_replacement_condition): Ditto.
9819 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
9820 Call mark_symbols_for_renaming for new statements.
9821 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
9823 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9825 * cfghooks.c (remove_edge): New function.
9826 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
9828 * cfghooks.h (remove_edge): Declare.
9829 * cfg.c (remove_edge): Renamed to remove_edge_raw.
9830 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
9832 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
9834 * optabs.h: Added declaration for signbit_optab.
9835 * optabs.c: (init_optabs): Added initialization for signbit_optab.
9836 * genoptinit.c (optabs): Added entry for signbit insns.
9837 * builtins.c (expand_builtin_signbit): Added code to use a signbit
9839 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
9840 * config/s390/s390.md (signbit<mode>2): New expander.
9842 2007-07-09 Richard Guenther <rguenther@suse.de>
9845 * fold-const.c (fold_plusminus_mult_expr): Move constant
9846 arguments second to allow decomposing.
9848 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
9851 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9853 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9854 Disregard DECL_FROM_INLINE.
9856 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9859 * doc/invoke.texi: Add ftree-reassoc flag.
9860 * common.opt (ftree-reassoc): New flag.
9861 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
9862 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
9864 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9866 PR tree-optimization/32681
9867 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
9868 saved in second_edge->aux when first_bb is a loop header.
9870 2007-07-09 Jan HUbicka <jh@suse.cz>
9872 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
9874 2007-07-09 Richard Guenther <rguenther@suse.de>
9876 * c-decl.c (start_function): Do not promote return type.
9878 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
9880 * function.c (do_warn_unused_parameter): Do not warn if
9881 TREE_NO_WARNING is set.
9883 2007-07-08 Andreas Schwab <schwab@suse.de>
9885 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
9887 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
9890 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9892 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9893 apply to assembly language, too.
9894 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9896 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
9898 Revert (note the sccvn portions are *not* reverted)
9899 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9901 Fix PR tree-optimization/23488
9903 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9905 * tree-flow-inline.h (get_value_handle): Ditto.
9906 * tree-ssa-pre.c (decl_vh_map): New.
9907 (decl_node_pool): New.
9908 (can_value_number_operation): Support DECL_P.
9909 (can_PRE_operation): Ditto.
9910 (create_expression_by_pieces): Ditto.
9911 (find_existing_value_expr): Modify to differnetiate between
9912 addressing and top level.
9913 (create_value_handle_for_expr): Handle DECL's.
9914 (poolify_tree): Ditto.
9915 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9916 (make_values_for_stmt): Handle DECL's properly.
9917 (init_pre): Reorg to not init useless things during FRE.
9919 * tree-flow.h: Include pointer-set.h.
9920 (decl_vh_map): Declare.
9921 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9923 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
9925 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
9926 the constraint description.
9927 * doc/md.texi: Update documentation of AVR constraints.
9929 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9931 * auto-inc-dec.c, config/arm/arm.c,
9932 config/m32r/constraints.md, config/mips/mips.md,
9933 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
9934 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
9935 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
9936 typos. Follow spelling conventions.
9937 * doc/invoke.texi, doc/rtl.texi: Fix typos.
9939 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9940 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9942 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
9943 realloc_vuse): Remove.
9944 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
9947 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9949 Fix PR tree-optimization/23488
9951 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
9952 (try_to_simplify): Ditto.
9954 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9956 * tree-flow-inline.h (get_value_handle): Ditto.
9957 * tree-ssa-pre.c (decl_vh_map): New.
9958 (decl_node_pool): New.
9959 (can_value_number_operation): Support DECL_P.
9960 (can_PRE_operation): Ditto.
9961 (create_expression_by_pieces): Ditto.
9962 (find_existing_value_expr): Modify to differnetiate between
9963 addressing and top level.
9964 (create_value_handle_for_expr): Handle DECL's.
9965 (poolify_tree): Ditto.
9966 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9967 (make_values_for_stmt): Handle DECL's properly.
9968 (init_pre): Reorg to not init useless things during FRE.
9970 * tree-flow.h: Include pointer-set.h.
9971 (decl_vh_map): Declare.
9972 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9974 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9976 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9977 apply to assembly language, too.
9978 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9980 2007-07-06 Ian Lance Taylor <iant@google.com>
9981 Zack Weinberg <zackw@panix.com>
9984 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
9986 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9988 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
9989 (prefetch): Likewise if "pref" would be used.
9991 2007-07-06 Josh Conner <jconner@apple.com>
9995 * calls.c (store_one_arg): Handle arguments which are partially
9996 on the stack when detecting argument overlap.
9998 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10000 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10001 chosen during find_reloads.
10003 2007-07-06 Richard Guenther <rguenther@suse.de>
10005 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10006 TYPE_ARG_TYPES for verification of argument types. Use
10007 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10008 parameters as variable arguments.
10010 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10012 * libgcc2.h (word_type): Type definition removed.
10013 (cmp_return_type, shift_count_type): Type definitions added.
10014 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10015 replaced with shift_count_type.
10016 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10018 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10019 changed from word_type to Wtype.
10020 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10021 replaced with shift_count_type.
10022 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10024 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10025 and libgcc_shift_count attribute added.
10026 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10027 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10028 (TARGET_INITIALIZER): New target hooks added.
10029 * targhooks.c (default_libgcc_cmp_return_mode,
10030 default_libgcc_shift_count_mode): Default implementations for the new
10031 target hooks added.
10032 * targhooks.h (default_libgcc_cmp_return_mode,
10033 default_libgcc_shift_count_mode): Function prototypes added.
10034 * target.h (struct gcc_target): Fields for the new target hooks added.
10035 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10037 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10040 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10041 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10043 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10044 s390_libgcc_shift_count_mode): Functions added.
10045 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10046 Target hooks defined.
10048 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10050 * config/mips/mips.c (compute_frame_size): Restore the original
10051 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10052 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10053 Document why the difference is needed.
10055 2007-07-06 Richard Guenther <rguenther@suse.de>
10057 * c-common.c (boolean_increment): Use correctly typed
10060 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10062 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10063 the topmost argument register is not also included in the save mask.
10064 (mips16e_collect_argument_save_p): Take a pointer to the argument
10065 register, rather than a pointer to the number of arguments.
10066 (mips16e_collect_argument_saves): Only include argument saves
10067 that aren't in the register mask.
10069 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10071 PR rtl-optimization/32450
10072 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10073 to ensure that instructions are not moved into the prologue when
10074 profiling is on. Remove unused prologue_end variable.
10075 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10076 as a scheduling barrier.
10078 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10081 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10082 Disregard DECL_FROM_INLINE.
10084 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10086 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10087 IORing with a constant.
10089 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10091 PR rtl-optimization/32475
10092 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10093 for every definition of the stack pointer.
10095 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10097 * arm.c (vfp3_const_double_index): Copy signed results of
10098 REAL_VALUE_TO_INT into unsigned vars.
10100 2007-07-05 Richard Guenther <rguenther@suse.de>
10102 PR middle-end/32639
10103 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10105 * tree-ssa.c (useless_type_conversion_p): Check canonical
10108 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10110 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10111 zero_extendhisi2): Change to define_insn_and_split.
10112 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10114 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10116 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10117 pass_match_asm_constraints): New.
10118 * passes.c (init_optimization_passes): Add new pass.
10119 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10120 * function.h (struct function): Add has_asm_statement bit.
10121 (current_function_has_asm_statement): New.
10122 * tree-pass.h (pass_match_asm_constraints): New.
10124 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10126 * config/mips/mips.c (mips_file_start): Avoid declaration
10129 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10131 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10133 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10135 * rtl.def (NOTE): Change print format string to print
10136 operand 5 as a note insn name.
10138 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10139 David Ung <davidu@mips.com>
10141 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10142 * doc/invoke.texi: (MIPS Options): Document them.
10144 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10145 David Ung <davidu@mips.com>
10147 Add support for SmartMIPS ASE.
10149 * optabs.c (expand_binop_directly): New, broken out from...
10150 (expand_binop): Here. Make it try rotating in the other
10151 direction even when the second operand isn't constant.
10152 * config/mips/mips.md (*lwxs): New.
10153 * config/mips/mips.opt (msmartmips): New.
10154 * config/mips/mips.c (mips_lwxs_address_p): New.
10155 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10156 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10157 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10158 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10159 (ISA_HAS_LWXS): New.
10160 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10161 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10162 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10163 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10164 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10165 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10166 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10168 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10170 * tree-vectorizer.c (new_loop_vec_info): Initialize
10171 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10172 * tree-vectorizer.h (_loop_vec_info): Added new filed
10173 min_profitable_iters.
10174 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10175 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10176 * tree-vect-analyze.c (vect_analyze_operations): Set
10177 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10178 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10179 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10180 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10181 and prologue cost to after they are computed.
10182 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10183 TARG_VEC_STMT_COST.
10184 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10185 of creating vectors from scalars according to dt.
10186 (vect_model_store_cost): Likewise.
10187 (vectorizable_call): Use dt array instead of scalar dt. Call
10188 vect_model_simple_cost with additional argument dt.
10189 (vectorizable_assignment): Likewise.
10190 (vectorizable_operation): Likewise.
10191 (vectorizable_type_demotion): Likewise.
10192 (vectorizable_type_promotion): Likewise.
10193 (vectorizable_store): Use dt array instead of scalar dt. Call
10194 vect_model_store_cost with additional argument dt.
10195 (vect_do_peeling_for_loop_bound): Don't call
10196 vect_estimate_min_profitable_iters. Instead, lookup
10197 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10198 "may not be profitable".
10200 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10203 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10204 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10205 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10206 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10208 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10210 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10211 addressing modes cheaper.
10213 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10215 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10216 (dw_ranges_struct): Rename block_num to num. Adjust.
10217 (dw_ranges_by_label_struct): New.
10218 (ranges_by_label, ranges_by_label_allocated,
10219 ranges_by_label_in_use): New variables.
10220 (add_ranges_num): Factored most of the code out of...
10221 (add_ranges): ... this one. Rewrite in terms of the former.
10222 (add_ranges_by_labels): New.
10223 (output_ranges): Output by-label ranges.
10224 (dwarf2out_finish): Output range for multiple-section
10225 compile_unit. Output standard DW_AT_low_pc in addition to
10226 unexpected DW_AT_entry_pc.
10228 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10230 PR tree-optimization/32604
10231 PR tree-optimization/32606
10233 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10234 (compute_antic_safe): Removed.
10235 (ANTIC_SAFE_LOADS): Ditto.
10236 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10237 (execute_pre): Don't call compute_antic_safe.
10238 (vuse_equiv): New function.
10239 (make_values_for_stmt): Use it
10240 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10243 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10246 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10247 rather than a decl.
10248 (avr_attribute_table): Make "naked" attribute apply to function types
10249 rather than to decls.
10250 (avr_handle_fntype_attribute): New function.
10252 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10254 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10257 2007-07-04 David Ung <davidu@mips.com>
10258 Joseph Myers <joseph@codesourcery.com>
10260 * config/mips/mips.md (type): Add logical, signext and move.
10261 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10262 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10263 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10264 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10265 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10266 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10267 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10268 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10269 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10270 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10271 movv2sf_hardfloat_64bit): Use the new types.
10272 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10273 *movdf_softfloat, *movdf_mips16): Use "multi".
10274 (extendqihi2): Replace with a define_expand.
10275 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10276 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10277 * config/mips/74k.md (r74k_int_logical): New reservation and
10279 (r74k_int_arith): Remove "slt".
10280 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10281 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10282 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10283 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10284 reservations for "arith".
10286 2007-07-04 Richard Guenther <rguenther@suse.de>
10288 * tree-ssa.c (useless_type_conversion_p): Add handling for
10289 scalar float and vector types. Only call the types_compatible_p
10290 langhook for aggregate types as last resort. Follow the
10293 2007-07-04 Richard Guenther <rguenther@suse.de>
10295 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10296 the same as NOP_EXPR.
10298 2007-07-04 Nick Clifton <nickc@redhat.com>
10300 * target.h (struct gcc_target): Add target_help field.
10301 * target-def.h (TARGET_HELP): New.
10302 (TARGET_INITIALIZER): Use TARGET_HELP.
10303 * opts.c (command_handle_option): Invoke target_help function, if
10304 defined, when the user has specified --target-help on the command
10306 * doc/invoke.texi: Mention that --target-help might print
10307 additional information.
10308 * doc/tm.texi: Document TARGET_HELP hook.
10310 * arm.c (TARGET_HELP): Override default definition.
10311 (arm_target_help): New - display a wrapped list of cores and
10312 architectures supported.
10314 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10316 * config/v850/v850.c (expand_prologue): Make sure
10317 GEN_INT() argument is sign extended rather than zero extended.
10318 (expand_epilogue): Likewise.
10319 (output_move_double): Delete.
10320 * config/v850/v850-protos.h (output_move_double): Delete.
10321 * config/v850/v850.md (movdi): Delete.
10322 (*movdi_internal): Delete.
10324 (*movdf_internal): Delete.
10326 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10328 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10329 unless compiling RTP PIC.
10331 2007-07-04 Richard Guenther <rguenther@suse.de>
10333 PR tree-optimization/32482
10334 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10335 original ssa name if we didn't find a shift expression.
10336 Fix shift constant for bit zero test.
10338 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10340 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10342 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10344 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10345 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10346 * config/arm/vxworks.h (ASM_SPEC): Delete.
10347 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10349 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10351 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10352 (DDR_REVERSED_P): New.
10353 * tree-data-ref.c (initialize_data_dependence_relation,
10354 build_classic_dist_vector): Set DDR_REVERSED_P.
10356 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10358 PR middle-end/32457
10359 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10360 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10361 init_omega_for_ddr_1): Use non conservative number of iterations
10363 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10364 (analyze_siv_subscript): Remove FIXME and reinitialization of
10365 last_conflicts to chrec_dont_know.
10366 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10368 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10370 * tree.c (maybe_canonicalize_argtypes): Improve description.
10372 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10374 * tree.c (maybe_canonicalize_argtypes): New.
10375 (build_function_type): Set canonical type.
10376 (build_method_type_directly): Ditto.
10377 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10380 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10382 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10384 (rewrite_use_nonlinear_expr): Likewise.
10386 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10388 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10390 2007-07-04 Ben Elliston <bje@au.ibm.com>
10392 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10395 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10397 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10398 (Exception Handling): Likewise.
10400 2007-07-03 Jan Hubicka <jh@suse.cz>
10402 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10404 2007-07-03 Eric Christopher <echristo@apple.com>
10406 * doc/cppopts.texi: Add conflicting option note to -dM.
10407 * doc/invoke.texi: Add note about possible conflicts with
10408 -E for -dCHARS and note that -dM will not produce
10409 any results if there is no machine dependent reorg.
10411 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10413 * tree.h (DECL_ALIGN): Back out previous change.
10415 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10417 * configure.ac: Test for .dtprelword support on MIPS.
10418 * configure, config.in: Regenerate.
10419 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10420 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10422 2007-07-03 Julian Brown <julian@codesourcery.com>
10424 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10425 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10426 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10427 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10429 (all_fpus): Add FPUTYPE_VFP3.
10430 (fp_model_for_fpu): Add VFPv3 field.
10431 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10432 (vfp3_const_double_index): New function. Return integer index of
10433 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10435 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10436 and argument represents a valid RTX for a VFPv3 constant.
10437 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10439 (vfp_emit_fstmd): Similar, for fstmd.
10440 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10441 constants, represented as integer indices.
10442 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10443 VFP_REGNO_OK_FOR_DOUBLE macros.
10444 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10445 (arm_file_start): Set float-abi attribute for VFPv3, and output
10446 correct ".fpu" assembler directive.
10447 (arm_dbx_register_numbering): Add FIXME.
10448 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10449 (fputype): Add FPUTYPE_VFP3.
10450 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10451 (CALL_USED_REGISTERS): Likewise.
10452 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10453 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10454 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10455 (D7_VFP_REGNUM): New.
10456 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10457 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10458 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10459 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10460 (REG_ALLOC_ORDER): Adjust for VFPv3.
10461 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10462 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10463 VFP_LO_REGS, VFP_HI_REGS.
10464 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10465 (IS_VFP_CLASS): Define macro.
10466 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10468 (REGISTER_MOVE_COST): Likewise.
10469 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10470 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10471 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10472 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10473 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10474 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10475 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10476 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10477 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10478 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10479 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10480 where appropriate for single-word registers.
10481 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10482 As above. Fix type attributes.
10483 * config/arm/constraints.md (register_contraint "t"): Define.
10484 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10486 (register_constraint "x"): Define.
10487 (constraint "Dv"): Define.
10489 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10491 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10493 2007-07-03 Tom Tromey <tromey@redhat.com>
10495 * c-parser.c (objc_pq_context): Removed.
10496 (objc_need_raw_identifier): Likewise.
10497 (c_parser) <objc_pq_context>: New field.
10498 <objc_need_raw_identifier>: Likewise.
10499 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10500 (c_lex_one_token): Update.
10501 (c_parser_objc_protocol_definition): Update.
10502 (c_parser_objc_method_definition): Update.
10503 (c_parser_objc_methodproto): Update.
10504 (c_parser_declspecs): Update.
10506 2007-07-03 David Ung <davidu@mips.com>
10508 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10510 2007-07-03 David Ung <davidu@mips.com>
10511 Richard Sandiford <richard@codesourcery.com>
10513 * doc/invoke.texi: Document -march=74kf3_2.
10514 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10515 (TUNE_74K): Check for it.
10516 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10517 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10518 * config/mips/mips.md (cpu): Add 74kf3_2.
10519 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10520 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10521 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10522 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10523 74kf3_2 to the CPU list.
10524 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10525 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10526 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10527 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10528 (r74kf3_2_fxfer_from_c1): New insn reservations.
10530 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10531 David Ung <davidu@mips.com>
10533 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10534 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10535 and 74k[fx]. Document aliases for the new options.
10536 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10537 (PROCESSOR_24KF2_1): ...this.
10538 (PROCESSOR_24KX): Rename to...
10539 (PROCESSOR_24KF1_1): ...this.
10540 (PROCESSOR_74KF): Rename to...
10541 (PROCESSOR_74KF2_1): ...this.
10542 (PROCESSOR_74KX): Rename to...
10543 (PROCESSOR_74KF1_1): ...this.
10544 (TUNE_74K): Update PROCESSOR_* names.
10545 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10546 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10547 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10548 (mips_rtx_cost_data): Update processor names in comments.
10549 (mips_issue_rate): Update PROCESSOR_* names.
10550 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10551 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10552 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10553 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10554 Update cpu attribute names.
10555 (r24k_fpu_iss): Rename this reservation to...
10556 (r24kf2_1_fpu_iss): ...this and update all uses.
10557 (r24kx_fpu_iss): Rename this reservation to...
10558 (r24kf1_1_fpu_iss): ...this and update all uses.
10559 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10560 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10561 Update cpu attribute names.
10563 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10565 * config/m32r/constraints.md: New file.
10566 * config/m32r/m32r.c: Include tm-constrs.h.
10567 (small_data_operand): Use satisfies_constraint_* instead of macro.
10568 (addr24_operand, gen_compare): Likewise.
10569 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10570 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10571 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10572 EXTRA_CONSTRAINT): Likewise.
10573 * config/m32r/m32r.md: Include constraints.md.
10574 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10575 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10576 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10577 (two_insn_const_operand, int8_operand, uint16_operand,
10578 reg_or_int16_operand, reg_or_uint16_operand,
10579 reg_or_cmp_int16_operand, cmp_int16_operand,
10580 seth_add3_operand): Likewise.
10582 2007-07-03 Eric Christopher <echristo@gmail.com>
10584 * libgcc2.h: Conditionally declare __bswapsi2 and
10587 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10589 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10592 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10595 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10596 (__gthrw_pragma): Provide default definition.
10597 (__gthrw2): Use it.
10598 * gthr-posix.c (__gthrw_pragma): Define.
10600 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10602 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10603 before declaring inequality.
10605 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10607 * combine.c (recog_for_combine): Log the success or failure of
10608 matching new insn patterns against the machine description in
10611 2007-07-03 Revital Eres <eres@il.ibm.com>
10613 * ddg.c (print_sccs): New function.
10614 (check_sccs): New function.
10615 (create_ddg_all_sccs): Use it.
10616 * ddg.h (print_sccs): Declare.
10617 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10619 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10621 * targhooks.h (default_mode_for_suffix): New function declaration.
10622 * targhooks.c (default_mode_for_suffix): New default target hook.
10623 * target.h (struct c): New structure in the targetm struct.
10624 (mode_for_suffix): New target hook as part of struct c.
10625 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10626 default_mode_for_suffix.
10627 (TARGET_C): New define.
10628 * c-lex.c: Include "target.h".
10629 (interpret_float): Use targetm.c.mode_for_suffix to determine
10630 the mode for a given non-standard suffix.
10631 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10633 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10634 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10636 * doc/extend.texi (Floating Types): New node. Document __float80 and
10637 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10639 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10642 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10643 predicate instead of target_operand.
10644 (divsi3_i1_media, divsi3_media_2): Likewise.
10646 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10648 * tree.h (alias_sets_might_conflict_p): Rename into
10649 alias_sets_must_conflict_p.
10650 * alias.c (alias_sets_might_conflict_p): Likewise.
10651 (alias_sets_conflict_p): Use it.
10652 (objects_must_conflict_p): Likewise.
10653 * c-common.c (strict_aliasing_warning): Adjust.
10655 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10657 * rtlhooks.c (gen_lowpart_if_possible): Check for
10658 invalid subreg before calling gen_lowpart_SUBREG.
10660 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10662 * config/darwin9.h: Add copyright notice.
10663 (LINK_COMMAND_SPEC): Add comment.
10664 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10665 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10666 DARWIN_LIBSYSTEM_HAS_UNWIND.
10668 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10671 * omp-low.c (check_combined_parallel): New function.
10672 (lower_omp_parallel): Call it via walk_stmts, set
10673 OMP_PARALLEL_COMBINED if appropriate.
10674 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10675 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10676 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10677 don't consider it as combined parallel.
10679 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10681 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10682 (gcc_tooldir): Likewise.
10683 * configure: Regenerate.
10684 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10685 old configure.ac gcc_tooldir setting.
10686 (prefix_to_exec_prefix): New variable.
10687 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10688 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10690 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10692 Fix PR tree-optimization/32583
10693 Fix PR tree-optimization/32584
10694 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10695 (phi_translate_set): Use phi_translate directly now.
10696 (make_values_for_stmt): Don't value number RHS if we already know
10699 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10700 Jim Wilson <wilson@specifix.com>
10703 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10706 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10707 Richard Sandiford <richard@codesourcery.com>
10708 Nigel Stephens <nigel@mips.com>
10710 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10711 (mips16e_output_save_restore): Declare.
10712 (mips16e_save_restore_pattern_p): Likewise.
10713 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10714 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10715 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10716 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10717 (BITSET_P): New global macro, extracted from...
10718 (mips_for_each_saved_reg): ...here.
10719 (mips16e_save_restore_info): New struct.
10720 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10721 (mips16e_save_restore_regs): New variable.
10722 (mips_split_plus, mips16e_find_first_register): New functions.
10723 (mips16e_mask_registers): New function.
10724 (compute_frame_size): Expand the commentary before the function.
10725 Enforce the MIPS16e save and restore register range restrictions.
10726 Pad the general register save area at the low end.
10727 (mips16e_save_restore_reg, mips16e_build_save_restore)
10728 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10729 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10730 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10732 (mips_expand_prologue, mips_expand_epilogue): Handle
10733 GENERATE_MIPS16E_SAVE_RESTORE.
10734 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10736 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10738 PR tree-optimization/31966
10739 PR tree-optimization/32533
10740 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10741 "basic_block" description as its third argument. Update function
10742 calls to get destination bb from "edge" argument. Save "cond" into
10743 aux field of the edge. Update prototype for changed arguments.
10744 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10746 (find_phi_replacement_condition): Operate on incoming edges, not
10747 on predecessor blocks. If there is a condition saved in the
10748 incoming edge aux field, AND it with incoming bb predicate.
10749 Return source bb of the first edge.
10750 (clean_predicate_lists): Clean aux field of outgoing node edges.
10751 (tree_if_conversion): Do not initialize cond variable. Move
10752 variable declaration into the loop.
10753 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10754 initializations of new_stmt, arg0 and arg1 variables.
10756 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10758 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10759 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10761 2007-07-02 Richard Guenther <rguenther@suse.de>
10763 * tree-ssa.c (useless_type_conversion_p): Document
10764 future intent as defining the middle-end type system.
10765 Re-structure to call langhook last, group by type class,
10766 mark questionable parts.
10768 2007-07-02 Richard Guenther <rguenther@suse.de>
10770 * tree-flow.h (types_compatible_p): Declare.
10771 * tree-ssa.c (types_compatible_p): New function.
10772 * ipa-type-escape.c (discover_unique_type): Use
10773 types_compatible_p instead of lang_hooks.types_compatible_p.
10774 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10775 * tree-vn.c (expressions_equal_p): Likewise.
10776 * tree.c (fields_compatible_p): Likewise.
10777 * tree-ssa-dom.c (avail_expr_eq): Likewise.
10778 (cprop_operand): Use useless_type_conversion_p instead of
10779 lang_hooks.types_compatible_p.
10780 * tree-inline.c (setup_one_parameter): Likewise.
10781 (declare_return_variable): Likewise.
10782 * tree-nrv.c (tree_nrv): Likewise.
10783 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10784 (maybe_fold_offset_to_component_ref): Likewise.
10785 (maybe_fold_offset_to_reference): Likewise.
10786 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10787 (merge_alias_info): Likewise.
10788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10789 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10790 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
10791 * tree-tailcall.c (find_tail_calls): Likewise.
10792 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
10793 * gimplify.c (canonicalize_addr_expr): Likewise.
10794 (fold_indirect_ref_rhs): Likewise.
10795 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
10796 (cpt_same_type): Likewise.
10797 (check_pointer_types_r): Swap parameters to cpt_same_type
10799 * fold-const.c (fold_convert): Revert fix for PR15988.
10800 * tree-inline.c (setup_one_parameter): Instead fix it here by
10801 using fold_build1 instead of fold_convert and checking for
10802 error_mark_node. Convert only if the conversion is necessary.
10804 2007-07-02 Joseph Myers <joseph@codesourcery.com>
10806 * configure.ac: Check for .gnu_attribute on Power.
10807 * configure: Regenerate.
10808 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
10809 attribute for floating-point ABI.
10811 2007-07-02 Ira Rosen <irar@il.ibm.com>
10813 PR tree-optimization/32230
10814 PR tree-optimization/32477
10815 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
10816 address is a constant.
10818 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10820 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
10821 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
10822 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
10823 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
10824 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
10825 64-bit targets. Add support for *-elfoabi*.
10826 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
10827 different settings if $(tm_defines) does not select the EABI.
10828 (MULTILIB_EXCLUSIONS): Define in those circumstances.
10829 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
10830 (MIPS_ARCH_OPTION_SPEC): Likewise.
10831 (MIPS_ISA_LEVEL_SPEC): Likewise.
10832 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
10833 * config/mips/elfoabi.h: New file.
10835 2007-07-02 Richard Guenther <rguenther@suse.de>
10837 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
10838 (useless_type_conversion_p): ... this.
10839 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
10840 (useless_type_conversion_p): ... this.
10841 * builtins.c (fold_builtin_memory_op): Rename
10842 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
10843 * tree-cfg.c (verify_expr): Likewise.
10844 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
10845 * tree-ssa-ccp.c (ccp_fold): Likewise.
10846 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10847 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
10848 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10849 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
10850 * tree-ssa-pre.c (eliminate): Likewise.
10851 * tree-ssa.c (delete_tree_ssa): Likewise.
10852 (tree_ssa_useless_type_conversion): Likewise.
10853 * tree.c (build2_stat): Likewise.
10855 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10857 Fix PR tree-optimization/32571
10858 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
10861 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10863 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10864 and other expected operations explicitly, change default to
10867 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10869 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
10871 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
10872 (tls_load_dot_plus_eight): Move the label number into the unspec.
10873 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
10875 2007-07-01 Andreas Schwab <schwab@suse.de>
10877 * dwarf2out.c (initial_return_save): Define only if used.
10879 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10881 Unreverting Richard's Revert of:
10883 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10885 * dce.c (deletable_insn_p_1): New function, split out from...
10886 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10887 specially, not those inside PARALLELs. Remove BODY argument
10888 and adjust recursive call accordingly.
10889 (prescan_insns_for_dce): Update call to delete_insn_p.
10891 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
10892 Revital Eres <eres@il.ibm.com>
10894 * ddg.c (create_ddg_all_sccs): Fix missed
10895 initialization of scc_nodes.
10897 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
10899 PR middle-end/32559
10900 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
10901 X + ~X to 1 only for INTEGRAL_TYPE_P type.
10903 2007-06-30 Joseph Myers <joseph@codesourcery.com>
10905 * configure.ac: Check for .gnu_attribute on MIPS.
10906 * configure, config.in: Regenerate.
10907 * config/mips/mips.c (mips_file_start): If supported, output
10908 attribute for floating-point ABI.
10910 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
10913 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
10914 (ffs_cmove): New expander to expand using ctz pattern.
10915 (*ffs_cmove): Remove pattern.
10916 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
10917 (ffsdi2): Expand using ctz pattern.
10918 (*ffs_rex64): Remove pattern.
10920 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10922 PR rtl-optimization/32296
10923 * pa.md (return): Delete pattern.
10924 (return_internal): Remove "(const_int 1)" from pattern.
10925 (epilogue): Use return_internal pattern for trivial returns.
10926 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
10927 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10929 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10931 * tree-ssa-pre.c (is_exception_related): New function
10932 (can_value_number_operation): Use it.
10934 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10936 Fix PR tree-optimization/32540
10937 Fix PR tree-optimization/31651
10939 * tree-ssa-sccvn.c: New file.
10941 * tree-ssa-sccvn.h: Ditto.
10943 * tree-vn.c: Include tree-ssa-sccvn.h
10944 (val_expr_paid_d): Removed.
10945 (value_table): Ditto.
10946 (vn_compute): Ditto.
10947 (val_expr_pair_hash): Ditto.
10948 (val_expr_pair_expr_eq): Ditto.
10949 (copy_vuses_from_stmt): Ditto.
10950 (vn_delete): Ditto.
10952 (shared_vuses_from_stmt): Ditto.
10953 (print_creation_to_file): Moved up.
10954 (sort_vuses): Ditto.
10955 (sort_vuses_heap): Ditto.
10956 (set_value_handle): Make non-static.
10957 (make_value_handle): Ditto.
10958 (vn_add): Rewritten to use sccvn lookups.
10959 (vn_add_with_vuses): Ditto.
10960 (vn_lookup): Ditto (and second argument removed).
10961 (vn_lookup_with_vuses): Ditto.
10962 (vn_lookup_or_add): Ditto (and second argument removed);
10963 (vn_lookup_or_add_with_vuses): Ditto.
10964 (vn_lookup_with_stmt): New.
10965 (vn_lookup_or_add_with_stmt): Ditto.
10966 (create_value_handle_for_expr): Ditto.
10968 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
10969 (seen_during_translate): New function.
10970 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
10971 (phi_trans_add): Ditto.
10972 (constant_expr_p): FIELD_DECL is always constant.
10973 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
10974 Use constant_expr_p.
10975 Avoid infinite recursion on mutually valued expressions.
10976 Change callers of vn_lookup_or_add.
10977 (phi_translate): New function.
10978 (compute_antic_safe): Allow phi nodes.
10979 (create_component_ref_by_pieces): Update for FIELD_DECL change.
10980 (find_or_generate_expression): Rewrite slightly.
10981 (create_expression_by_pieces): Updated for vn_lookup_or_add
10983 Update VN_INFO for new names.
10984 (insert_into_preds_of_block): Update for new names.
10985 (add_to_exp_gen): New function.
10986 (add_to_sets): Use vn_lookup_or_add_with_stmt.
10987 (find_existing_value_expr): Rewrite to changed vn_lookup.
10988 (create_value_expr_from): Ditto, and use add_to_exp_gen.
10989 (try_look_through_load): Removed.
10990 (try_combine_conversion): Ditto.
10991 (get_sccvn_value): New function.
10992 (make_values_for_phi): Ditto.
10993 (make_values_for_stmt): Ditto.
10994 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
10996 (init_pre): Update for SCCVN changes.
10998 (execute_pre): Ditto.
11000 * tree-flow.h (make_value_handle): Declare.
11001 (set_value_handle): Ditto.
11002 (sort_vuses_heap): Ditto.
11003 (vn_lookup_or_add_with_stmt): Ditto.
11004 (vn_lookup_with_stmt): Ditto.
11005 (vn_compute): Remove.
11007 (vn_delete): Ditto.
11008 (vn_lookup): Update arguments.
11010 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11011 (tree-vn.o): Ditto.
11012 (tree-ssa-sccvn.o): New.
11013 (OBJS-common): Add tree-ssa-sccvn.o
11015 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11018 * c-typeck.c (build_external_ref): Don't mark as used if called
11020 * calls.c (rtx_for_function_call): Likewise.
11022 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11026 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11028 * dce.c (deletable_insn_p_1): New function, split out from...
11029 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11030 specially, not those inside PARALLELs. Remove BODY argument
11031 and adjust recursive call accordingly.
11032 (prescan_insns_for_dce): Update call to delete_insn_p.
11034 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11036 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11037 (try_combine): Move potential calls to undo_all() so they happen
11038 before we commit to using the combined insns.
11040 2006-06-30 Jan Hubicka <jh@suse.cz>
11042 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11045 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11047 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11048 (cgraph_remove_unreachable_nodes): Likewise.
11049 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11050 * ipa-inline.c (update_caller_keys): Cast according to the coding
11052 (cgraph_decide_recursive_inlining): Likewise.
11053 (cgraph_decide_inlining_of_small_function): Likewise.
11054 (try_inline): Likewise.
11055 (cgraph_decide_inlining_incrementally): Likewise.
11056 * ipa-pure-const.c (get_function_state): Likewise.
11057 (scan_function): Likewise.
11058 (analyze_function): Likewise.
11059 (static_execute): Likewise.
11060 * ipa-reference.c (scan_for_static_refs): Likewise.
11061 (merge_callee_local_info): Likewise.
11062 (analyze_function): Use type safe memory macros.
11063 (static_execute): Likewise. Cast according to the coding conventions.
11064 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11066 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11068 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11069 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11072 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11074 PR middle-end/30024
11075 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11076 for complex modes (both int and real).
11078 2007-06-29 Jan Hubicka <jh@suse.cz>
11080 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11082 2007-06-29 Jan Hubicka <jh@suse.cz>
11084 PR middle-end/32372
11085 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11088 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11091 * config/avr/avr.c: Include dataflow header file.
11092 (expand_prologue): Adjust for prologue insn change.
11093 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11096 2007-06-29 Richard Guenther <rguenther@suse.de>
11098 PR middle-end/32493
11099 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11100 during type verification.
11102 2007-06-29 Jan Hubicka <jh@suse.cz>
11104 * recog.c (validate_change_rtx_1): Unshare TO argument.
11106 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11108 PR tree-optimization/24659
11109 * tree-vect-transform.c (vectorizable_call): Handle
11110 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11112 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11113 * config/i386/i386.c (enum ix86_builtins)
11114 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11115 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11117 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11118 const using def_builtin_const.
11119 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11120 input operands in the same modes as the result.
11121 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11123 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11125 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11126 (df_set_dead_notes_for_mw): Likewise.
11128 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11130 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11132 2007-06-28 DJ Delorie <dj@redhat.com>
11134 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11136 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11138 * doc/invoke.texi (C++ Dialect Options): Document
11139 fvisibility-ms-compat.
11140 * c.opt (fvisibility-ms-compat): New.
11142 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11145 * tree-affine.c (aff_combination_add_elt): Handle
11146 pointer addition specially.
11148 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11150 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11151 decl is non-external for AIX ABI.
11153 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11155 * config/rs6000/predicates.md (current_file_function_operand):
11156 Ensure the symbol is non-external for AIX ABI.
11158 2007-06-28 Nick Clifton <nickc@redhat.com>
11160 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11161 (fdce, fdse, fpredictive-commoning): Likewise.
11163 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11166 * gcc.c (process_command): Recognize the new -static-libgfortran
11169 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11172 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11173 Use a call clobbered hard reg instead of a pseudo reg.
11175 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11177 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11179 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11182 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11183 REG_LIBCALL and REG_RETVAL notes.
11184 (divsi3, mulsi3): Likewise.
11185 (mulhisi3): Likewise. Use emit_libcall_block.
11186 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11188 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11190 PR rtl-optimization/32481
11191 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11193 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11195 * dce.c (deletable_insn_p_1): New function, split out from...
11196 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11197 specially, not those inside PARALLELs. Remove BODY argument
11198 and adjust recursive call accordingly.
11199 (prescan_insns_for_dce): Update call to delete_insn_p.
11201 2007-06-27 Richard Guenther <rguenther@suse.de>
11203 PR middle-end/32492
11204 * tree.h (fold_convertible_p): Declare.
11205 * fold-const.c (fold_convertible_p): New function.
11206 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11207 instead of lang_hooks.types_compatible_p.
11209 2007-06-26 Jan Hubicka <jh@suse.cz>
11211 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11212 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11213 early use validate_unshare_change.
11214 (reload_combine): Likewise.
11215 * recog.c (change_t): New field unshare.
11216 (validate_change_1): Rename from validate_change; add argument unshare.
11217 (validate_change): Turn into wrapper of validate_change_1; update
11218 prototype for bools.
11219 (validate_unshare_change): New.
11220 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11221 calls of df_insn_rescan.
11222 * recog.h (validate_change): Replace ints by bools.
11223 (validate_unshare_change): Declare.
11225 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11227 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11229 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11231 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11233 2007-06-25 Jan Hubicka <jh@suse.cz>
11235 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11237 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11238 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11239 places other call site specific checks are performed.
11241 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11244 * tree-vect-transform.c (vectorizable_operation): Convert
11245 POINTER_PLUS_EXPR over to PLUS_EXPR.
11247 2007-06-25 Chao-ying Fu <fu@mips.com>
11249 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11250 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11251 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11252 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11254 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11255 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11256 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11257 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11258 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11259 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11260 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11261 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11262 ALL_FIXED_POINT_MODE_P): New define.
11263 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11265 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11267 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11268 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11269 MODE_VECTOR_UACCUM): New mode classes.
11271 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11272 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11273 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11276 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11277 (blank_mode): Initialize ibit and fbit.
11278 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11279 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11281 (new_adjust): Change required_class to required_class_from and
11282 required_class_to for testing within a range.
11283 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11284 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11285 MODE_VECTOR_UACCUM.
11286 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11287 (make_fixed_point_mode): New.
11288 (_ADD_ADJUST): Change C to C1 and C2.
11289 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11290 use a range for machine classes.
11291 (ADJUST_IBIT, ADJUST_FBIT): New.
11292 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11294 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11295 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11296 Emit adjustment for ibit and fbit.
11297 (emit_mode_ibit, emit_mode_fbit): New.
11298 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11300 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11302 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11303 as the source of the set.
11305 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11307 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11308 FP_REGNO_P): Use IN_RANGE.
11309 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11310 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11311 (DATA_REG_P): Use DATA_REGNO_P.
11312 (FP_REG_P): Use FP_REGNO_P.
11313 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11314 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11315 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11317 2007-06-24 Jan Hubicka <jh@suse.cz>
11319 PR middle-end/30563
11320 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11322 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11324 PR middle-end/32461
11325 * fold-const.c (fold_binary): Strip nops of operand 0
11326 of BIT_NOT_EXPR before calling operand_equal_p.
11327 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11328 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11330 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11332 * doc/extend.texi: Document that dllimport and dllexport imply
11333 default visibility.
11334 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11335 imported or exported declaration, including type declarations.
11336 * c-common.c (handle_visibility_attribute): Check for conflicts
11337 with dllimport/dllexport.
11338 (c_determine_visibility): Handle dllimport/dllexport as an
11339 explicit visibility atttribute.
11341 2007-06-23 Richard Guenther <rguenther@suse.de>
11343 PR tree-optimization/16876
11344 PR middle-end/29478
11345 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11347 * tree-inline.c (initialize_inlined_parameters): Do not call
11348 lang_hooks.tree_inlining.convert_parm_for_inlining.
11349 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11350 reason for mismatched types.
11351 * gimplify.c (gimplify_call_expr): Verify the call expression
11352 arguments match the called function type signature. Otherwise
11353 mark the call expression to be not considered for inlining
11354 using CALL_CANNOT_INLINE_P flag.
11355 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11356 edges call expression.
11357 (cgraph_decide_inlining_of_small_function): Likewise.
11358 (cgraph_decide_inlining): Likewise.
11359 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11361 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11362 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11363 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11364 Remove declaration.
11365 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11366 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11368 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11369 convert_parm_for_inlining member.
11371 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11374 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11375 Remove optimization for GT.
11377 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11379 PR middle-end/32437
11380 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11382 (prescan_insns_for_dce): Add extra parameter.
11384 2007-06-23 Jan Hubicka <jh@suse.cz>
11386 PR middle-end/31541
11387 * gimplify.c (mark_addressable): New function.
11388 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11390 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11392 PR middle-end/32374
11393 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11395 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11398 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11399 moves between MMX/SSE registers to at least 8 units to prevent
11400 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11402 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11404 * config/i386/i386.c (override_options): Correct x86_sahf
11407 2007-06-21 David Daney <ddaney@avtrex.com>
11410 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11411 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11412 (exception_receiver): Renamed to ...
11413 (nonlocal_goto_receiver): ... this.
11415 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11417 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11418 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11419 partial register accesses.
11421 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11423 * fold-const.c (debug_fold_checksum): Move it under
11424 ENABLE_FOLD_CHECKING.
11426 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11428 PR middle-end/20623
11429 * tree.h (debug_fold_checksum): Declared.
11430 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11431 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11432 build_fold_addr_expr_with_type_1.
11433 (fold_addr_expr, debug_fold_checksum): New.
11434 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11435 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11436 Use fold_addr_expr.
11438 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11440 PR tree-optimization/19590
11441 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11442 of scev is a constant.
11444 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11446 * df-problems.c (df_note_bb_compute): Made computation of live
11447 info consistent with df_lr.
11449 2007-06-21 Richard Guenther <rguenther@suse.de>
11451 PR tree-optimization/32453
11452 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11453 for pointer anti-range.
11455 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11457 * config/i386/i386.c (processor_target_table): Increase maximum
11458 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11461 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11462 byte alignment if > 8 byte alignment is preferred.
11463 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11465 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11467 PR tree-optimization/31866
11468 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11469 if ASM_EXPR's input is not a SSA_NAME.
11471 PR middle-end/32362
11472 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11473 but decl is a global var, instead return decl.
11474 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11475 even for is_global_var decls, if they are private in some outer
11478 2007-06-21 Richard Guenther <rguenther@suse.de>
11480 PR tree-optimization/32451
11481 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11483 2007-06-21 Christian Bruel <christian.bruel@st.com>
11485 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11486 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11487 (push_regs): Changed saving order or banked registers.
11488 (sh_expand_epilogue): Likewise.
11489 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11490 (FIRST_BANKED_REG): Likewise.
11491 (LAST_BANKED_REG): Likewise.
11492 * config/sh/sh.md (banked) New attribute.
11493 (in_delay_slot): Check banked attribute.
11495 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11497 PR tree-optimization/32075
11498 * tree-data-ref.c (subscript_dependence_tester_1,
11499 analyze_miv_subscript, analyze_overlapping_iterations,
11500 add_distance_for_zero_overlaps, build_classic_dist_vector,
11501 subscript_dependence_tester_1, analyze_overlapping_iterations,
11502 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11503 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11504 to evolution_function_is_affine_multivariate_p.
11506 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11508 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11510 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11513 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11515 * config/m32c/prologue.md (epilogue_exitd_16): New.
11516 (epilogue_reit_16): New.
11517 (epilogue_exitd): Rename to epilogue_exitd_24.
11518 (epilogue_reit): Rename to epilogue_reit_24.
11520 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11521 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11523 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11525 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11526 if dbg_cnt (sched_insn) reaches the limit.
11527 (choose_ready): New parameter INSN_PTR and new return value.
11528 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11529 the new return value from choose_ready.
11530 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11531 (rest_of_handle_global_alloc): New global_alloc_at_func.
11533 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11535 PR tree-optimization/25737
11536 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11537 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11538 * tree-flow.h (struct fieldoff): Add new field alias_set.
11539 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11540 argument addressable_type. Set alias_set of fieldoff.
11541 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11542 (create_overlap_variables_for): Pass alias_set from fieldoff to
11544 * alias.c (get_alias_set): Use alias_set from SFT if set.
11546 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11548 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11549 of a variable as an unsigned HOST_WIDE_INT integer.
11551 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11553 PR rtl-optimization/32405
11554 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11556 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11558 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11560 PR middle-end/31959
11561 * builtins.c: Include diagnostic.h.
11562 (expand_builtin_expect): Make gcc_assert more permissive.
11563 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11565 PR inline-asm/32109
11566 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11569 PR middle-end/32285
11570 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11571 if ACCUMULATE_OUTGOING_ARGS.
11573 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11575 * config/m68hc11/m68hc11.c: Include dataflow header file.
11576 (m68hc11_reorg): Port to dataflow.
11578 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11580 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11581 (struct df_problem.free_blocks_on_set_blocks): New field.
11582 (struct dataflow.optional_p): New field.
11583 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11584 (df_live_set_all_dirty): New function.
11585 * df-scan.c (df_scan_alloc): Initialize optional_p.
11586 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11587 * df-core.c (df_set_blocks): Removed use of
11588 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11589 df_problem.free_blocks_on_set_blocks to determine which blocks are
11591 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11592 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11593 uses dataflow.optional_p to determine if problem should be
11595 (rest_of_handle_df_initialize): Only start live problem if
11597 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11598 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11599 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11600 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11601 problem_NOTE): Initialize free_blocks_on_set_blocks.
11602 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11604 (df_live_set_all_dirty, df_note_alloc): New function.
11605 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11607 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11608 * postreload.c (reload_combine): Ditto.
11609 * cse.c (cse_extended_basic_block): Ditto.
11610 * regmove.c (mark_flags_life_zones): Ditto.
11611 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11612 erase_matching_seqs): Ditto.
11613 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11614 * integrate (allocate_initial_values): Ditto.
11615 * combine.c (reg_dead_at_p): Ditto.
11616 * resource.c (mark_target_live_regs): Ditto.
11617 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11618 * config/sh/sh.c (find_r0_life_regions): Ditto.
11619 * global.c (rest_of_handle_global_alloc): Only add back df_live
11621 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11622 df_live for -O > 1.
11623 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11625 (if_convert): Make sure df_live is there at -O == 1.
11626 (pass_if_after_combine): Cleanup flags.
11627 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11628 is there at -O == 1.
11630 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11632 * config/arm/arm.c (arm_get_frame_offsets): Set
11633 offsets->locals_base to avoid negative stack size.
11634 (thumb1_expand_prologue): Assert on negative stack size.
11636 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11638 PR tree-optimization/32367
11639 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11640 of the chrec has no evolution in that loop.
11641 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11643 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11645 * config/xtensa/xtensa.c: Include "df.h".
11646 (xtensa_builtin_saveregs): Use adjust_address instead of
11648 (xtensa_va_start): Invoke make_tree with sizetype for
11649 expand_builtin_saveregs and then convert the result to a pointer.
11650 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11651 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11652 Subtract argument size from index value as integers and then use
11653 POINTER_PLUS_EXPR to add the result to the array address.
11655 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11658 * config/m32c/m32c.c: Include dataflow header file.
11659 (m32c_emit_prologue): Adjust for prologue insn change.
11660 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11661 once inside a PARALLEL. Assume frame size passed in operand 0
11662 includes space to save the fb register.
11663 (prologue_enter_24): Likewise.
11664 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11666 2007-06-19 David Daney <ddaney@avtrex.com
11669 * config/mips/mips.md (cprestore): Mark $gp as used.
11671 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11674 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11675 (frv_ifcvt_modify_insn): Likewise.
11677 2007-06-19 Richard Guenther <rguenther@suse.de>
11679 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11680 only handle positive offsets that fit in a HOST_WIDE_INT.
11682 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11684 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11685 result of rsqrt insn for zero input argument to avoid NaN.
11687 2007-06-19 Richard Guenther <rguenther@suse.de>
11689 PR middle-end/31950
11690 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11692 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11694 PR tree-optimization/32353
11695 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11697 2007-06-19 Nick Clifton <nickc@redhat.com>
11699 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11701 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11704 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11705 * config/i386/i386.c (assign_386_stack_local): Assert that
11706 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11707 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11708 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11709 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11711 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11713 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11715 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11717 PR rtl-optimization/32321
11718 * gcse.c (replace_store_insn): Update the note before
11719 calling emit_insn_after.
11721 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11723 PR middle-end/32355
11724 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11726 * df-problems.c (df_note_bb_compute): Fix dumping info.
11728 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11730 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11731 insn with emit_jump_insn.
11733 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11735 PR tree-optimization/32383
11736 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11737 * targhooks.h (default_builtin_reciprocal): Update prototype.
11738 * target.h (struct gcc_target): Update builtin_reciprocal.
11739 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11740 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11741 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11742 when fndecl is in BUILT_IN_MD class.
11743 (execute_convert_to_rsqrt): Ditto.
11745 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11746 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11747 Convert BUILT_IN_SQRTF code only when md_fn is false.
11749 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11751 * bt-load.c (move_btr_def): Fix the order of arguments
11752 to validate_replace_rtx.
11754 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11756 * config/m68k/m68k-devices.def: Add 54450..54455.
11758 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11760 PR rtl-optimization/32366
11761 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11762 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11765 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11767 PR middle-end/32349
11768 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11769 this is true, rescan insn being modified.
11770 (sms_schedule): Added rescan parameter.
11771 (rest_of_handle_sms): Moved freeing of dominance info to before
11772 getting out of cfg_layout.
11774 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
11776 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
11777 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
11780 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
11781 FL_CF_EMAC from the entry for isac.
11783 * config/m68k/predicates.md (const_call_operand): Adjust comment.
11784 (const_sibcall_operand): New.
11785 (sibcall_operand): Use it.
11786 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
11787 (m68k_isas): ISAC does not imply FPU or EMAC.
11788 (override_options): Add ISA_C logic for symbolic jump & call.
11790 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11792 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
11793 return mode from the builtin itself.
11794 (sparc_fold_builtin): Fix cast of zero constant.
11796 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11798 * targhooks.c (default_builtin_reciprocal): New default target hook.
11799 * targhooks.h (default_builtin_reciprocal): Add prototype.
11800 * hooks.c (hook_tree_tree_bool_null): Remove hook.
11801 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
11802 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
11803 default_builtin_reciprocal.
11805 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11807 PR middle-end/31723
11808 * hooks.c (hook_tree_tree_bool_null): New hook.
11809 * hooks.h (hook_tree_tree_bool_null): Add prototype.
11810 * tree-pass.h (pass_convert_to_rsqrt): Declare.
11811 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
11812 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
11813 and convert it to reciprocal a*rfunc(b).
11814 (execute_convert_to_rsqrt): New function.
11815 (gate_convert_to_rsqrt): New function.
11816 (pass_convert_to_rsqrt): New pass definition.
11817 * target.h (struct gcc_target): Add builtin_reciprocal.
11818 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
11819 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
11820 TARGET_BUILTIN_RECIPROCAL.
11821 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
11823 * config/i386/i386.h (TARGET_RECIP): New define.
11824 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
11825 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11826 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11827 and not optimizing for size.
11828 (*rcpsf2_sse): New insn pattern.
11829 (*rsqrtsf2_sse): Ditto.
11830 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
11831 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11832 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11833 and not optimizing for size.
11834 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
11835 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11836 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11837 and not optimizing for size.
11838 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
11839 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11840 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11841 and not optimizing for size.
11842 (*sse_rsqrtv4sf2): Do not export.
11843 (sqrtv4sf2): Ditto.
11844 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
11845 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11846 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11847 and not optimizing for size.
11848 (sqrtv4sf2): Ditto.
11849 * config/i386/i386.opt (mrecip): New option.
11850 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
11851 (ix86_emit_swsqrtsf): Ditto.
11852 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
11853 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
11854 builtin definition.
11855 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
11856 ix86_expand_unop1_builtin.
11857 (ix86_emit_swdivsf): New function.
11858 (ix86_emit_swsqrtsf): Ditto.
11859 (ix86_builtin_reciprocal): New function.
11860 (TARGET_BUILTIN_RECIPROCAL): Use it.
11861 (ix86_vectorize_builtin_conversion): Rename from
11862 ix86_builtin_conversion.
11863 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
11864 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
11865 "i386 and x86_64 Options" section.
11866 (Intel 386 and AMD x86_64 Options): Document -mrecip.
11868 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11869 Zdenek Dvorak <dvorakz@suse.cz>
11870 Richard Guenther <rguenther@suse.de>
11871 Kaz Kojima <kkojima@gcc.gnu.org>
11873 * tree-vrp.c (compare_values_warnv): Convert val2 to
11875 (extract_range_from_assert): Create
11876 POINTER_PLUS_EXPR for pointer types.
11877 (extract_range_from_binary_expr): Handle
11878 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
11880 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
11881 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
11882 POINTER_PLUS_EXPR as PLUS_EXPR.
11883 (number_of_iterations_lt_to_ne):
11884 For pointer types, use sizetype when
11885 creating MINUS_EXPR/PLUS_EXPRs.
11886 (assert_loop_rolls_lt): For pointer types, use sizetype when
11887 creating MINUS_EXPR/PLUS_EXPRs.
11888 (number_of_iterations_le): Likewise.
11889 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
11890 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
11891 like PLUS_EXPR and MINUS_EXPR.
11892 * tree-pretty-print.c (dump_generic_node): Handle
11894 (op_prio): Likewise.
11895 (op_symbol_1): Likewise.
11896 * optabs.c (optab_for_tree_code): Likewise.
11897 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
11899 * tree-tailcall.c (process_assignment): Mention
11900 POINTER_PLUS_EXPR in a TODO comment.
11901 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
11902 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
11903 not used with a pointer and an integer type.
11904 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
11905 increment using chrec_convert_rhs instead of chrec_convert.
11906 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
11907 PLUS_EXPR except for the right hand side's type will be
11909 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
11910 (fold_used_pointer_cast): Kill.
11911 (pointer_offset_p): Kill.
11912 (fold_used_pointer): Kill.
11913 (pointer_used_p): Kill.
11914 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
11915 call fold_used_pointer.
11916 (instantiate_parameters_1): Convert the increment
11917 using chrec_convert_rhs instead of chrec_convert.
11918 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
11919 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
11920 instead of PLUS_EXPR.
11921 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
11922 PLUS_EXPR for pointers.
11923 (std_gimplify_va_arg_expr): Likewise.
11924 (fold_builtin_memory_op): Likewise.
11925 (fold_builtin_strstr): Likewise.
11926 (fold_builtin_strchr): Likewise.
11927 (fold_builtin_strrchr): Likewise.
11928 (fold_builtin_strpbrk): Likewise.
11929 (expand_builtin_memory_chk): Likewise.
11930 (fold_builtin_memory_chk): Likewise.
11931 (std_expand_builtin_va_start): Use
11932 sizetype for the call to make_tree and then convert
11933 to the pointer type.
11934 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
11935 instead of PLUS_EXPR for adding to a pointer.
11936 (std_gimplify_va_arg_expr): Use fold_build2 for
11937 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
11938 the operands to sizetype first and then cast the BIT_AND_EXPR
11939 back to the pointer type.
11940 * fold-const.c (build_range_check): Handle pointer types
11942 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
11943 of PLUS_EXPR's. Make sure the offset is converted to
11945 (try_move_mult_to_index): Strip the NOPs from the offset.
11946 Remove code argument and replace all uses with PLUS_EXPR.
11947 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
11948 specially. Don't use a pointer type for MINUS_EXPR.
11949 (fold_unary): Handle for (T1)(X op Y),
11950 only p+ as that is the only as that can be handled for
11951 binary operators now.
11952 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
11954 <case PLUS_EXPR>: Add folding of PTR+INT into
11956 Don't call try_move_mult_to_index.
11957 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
11958 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
11959 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
11960 Don't call try_move_mult_to_index.
11961 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
11962 (tree_expr_nonzero_p): Likewise.
11963 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
11964 of PLUS_EXPR for the complex expression folding.
11965 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
11966 first chrec is a pointer type, then the second should
11967 be sizetype and not the first's type.
11968 For POINTER_PLUS_EXPR, use a different right hand side type.
11969 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11970 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
11971 different right hand side type.
11972 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11973 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
11974 instead of PLUS_EXPR.
11975 When either operand is zero, convert the other operand.
11976 (chrec_apply): Use chrec_convert_rhs
11977 on the argument x instead of chrec_convert.
11978 (reset_evolution_in_loop): For pointer types, the new_evol
11979 should be sizetype.
11980 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
11981 different right hand side type.
11982 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11983 (chrec_convert_rhs): New function.
11984 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
11985 different right hand side type.
11986 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11987 * tree-chrec.h (chrec_convert_rhs): New prototype.
11988 (build_polynomial_chrec): For pointer types, the right hand
11989 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
11990 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
11991 Remove subtraction case as it is always addition now.
11992 Make sure the offset is converted to sizetype.
11993 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
11994 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
11995 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
11996 PLUS_EXPR in pointer type.
11997 Handle POINTER_PLUS_EXPR.
11998 (tree_to_aff_combination): Likewise.
11999 (force_expr_to_var_cost): Likewise.
12000 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12001 instead of PLUS_EXPR for pointers.
12002 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12003 instead of PLUS_EXPR of pointer types.
12004 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12006 (check_va_list_escapes): Likewise.
12007 (check_all_va_list_escapes): Likewise.
12008 * dwarf2out.c (loc_descriptor_from_tree_1):
12009 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12010 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12011 (string_constant): Likewise.
12012 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12013 the offset to the base, use POINTER_PLUS_EXPR.
12014 (add_to_parts): Convert the index to sizetype.
12015 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12016 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12017 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12018 Offset only holds something for PLUS_EXPR.
12019 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12021 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12023 (analyze_accesses_for_modify_stmt): Likewise.
12024 Remove comment about the type being integral type as it is
12026 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12028 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12030 Correct the type which the artimentic is done in (is now
12033 * tree-data-ref.c (split_constant_offset): Handle
12035 * tree-affine.c (tree_to_aff_combination): Likewise.
12036 * c-typeck.c (build_unary_op): For pointers create the increment
12037 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12039 * gimplify.c (gimplify_self_mod_expr): Create a
12040 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12041 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12042 * tree.def (POINTER_PLUS_EXPR): New tree code.
12043 * tree-predcom.c (ref_at_iteration): If we have a pointer
12044 type do the multiplication in sizetype.
12045 * tree-mudflap.c (mf_xform_derefs_1): Create a
12046 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12047 * tree-ssa-forwprop.c
12048 (forward_propagate_addr_into_variable_array_index):
12049 Don't expect there to be a cast for the index as that
12050 does not exist anymore.
12051 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12052 instead of PLUS_EXPR.
12053 Don't check for the first operand of the POINTER_PLUS_EXPR
12054 was the index as it cannot be.
12055 Call forward_propagate_addr_into_variable_array_index with
12056 the SSA_NAME instead of the statement.
12057 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12058 (compare_constant): Likewise.
12059 (copy_constant): Likewise.
12060 (compute_reloc_for_constant): Likewise.
12061 (output_addressed_constants): Likewise.
12062 (initializer_constant_valid_p): Likewise.
12063 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12064 Convert the MIN/MAX of the inner type to the outer
12065 type before comparing them.
12066 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12067 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12068 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12069 of PLUS_EXPR for pointers.
12070 * tree-inline.c (estimate_num_insns_1): Handle
12072 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12073 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12074 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12075 instead of PLUS_EXPR for the pointer increment statement.
12076 (vect_update_ivs_after_vectorizer): For pointer types, create
12077 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12078 MULT_EXPR in sizetype.
12079 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12081 * tree-object-size.c (plus_expr_object_size): Handle
12082 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12083 code which is trying to figure out which side is a pointer and
12085 (check_for_plus_in_loops_1): Likewise.
12086 (check_for_plus_in_loops): Likewise.
12087 * c-common.c (pointer_int_sum): Create a
12088 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12089 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12090 only POINTER_PLUS_EXPR. Removing all the extra
12091 code which is trying to figure out which side is a pointer and
12093 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12094 PLUS_EXPR and MINUS_EXPR.
12095 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12097 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12098 with make_tree, instead of a pointer type.
12099 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12100 for pointers instead of PLUS_EXPR.
12101 (s390_gimplify_va_arg): Likewise.
12102 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12103 instead of PLUS_EXPR when doing addition on pointer
12104 types. Use sizetype for the second operand.
12105 (spu_gimplify_va_arg_expr): Likewise.
12106 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12107 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12108 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12109 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12110 for the pointer addition and also use size_int/sizetype
12112 (ix86_gimplify_va_arg): Likewise.
12113 Perform BIT_AND_EXPR on sizetype arguments.
12114 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12115 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12116 for the pointer additions and also use size_int for the offsets.
12117 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12118 additions and also use size_int for the offsets. Perform
12119 BIT_AND_EXPR on sizetype arguments.
12120 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12121 POINTER_PLUS_EXPR for pointers and create the
12122 BIT_AND_EXPR in sizetype.
12123 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12124 instead of PLUS_EXPR for pointer addition.
12125 (rs6000_va_start): Likewise.
12126 Also use sizetype for the offset.
12127 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12128 as PLUS_EXPR/MINUS_EXPR.
12129 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12130 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12131 Don't use BIT_AND_EXPR on a pointer type, convert the
12132 expression to sizetype first.
12133 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12135 (mips_gimplify_va_arg_expr): Likewise.
12136 Don't create BIT_AND_EXPR in a pointer type.
12138 2007-06-15 Eric Christopher <echristo@apple.com>
12140 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12141 (x86_64-*-darwin*): Ditto.
12142 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12145 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12147 * doc/extend.texi: Document behavior of __attribute__((aligned))
12150 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12152 * rtlanal.c (note_stores): Improve documentation.
12154 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12156 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12157 LOCAL_LABEL_PREFIX): Delete.
12158 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12159 (bfin_internal_label): Delete.
12161 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12163 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12164 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12165 otherwise define to LIBGCC2_TF_CEXT.
12166 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12167 (LIBGCC_TF_CEXT): Ditto.
12170 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12172 PR rtl-optimization/32339
12173 * df-scan.c (df_uses_record): Don't modify flags but just add to
12174 it for df_ref_record.
12176 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12178 * tree-mudflap.c: Fix whitespace issues.
12180 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12182 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12184 2007-06-14 Eric Christopher <echristo@apple.com>
12186 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12187 (movv4sf): Use gcc_unreachable instead of abort.
12189 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12192 * config/i386/sfp-machine.h (CMPtype): New define.
12193 (mach stubs): Use CMPtype instead of int as a return type.
12195 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12197 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12198 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12199 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12200 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12201 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12202 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12203 config/soft-fp/soft-fp.h: Update from glibc CVS.
12205 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12207 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12209 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12212 * config/v850/v850.c: Include dataflow header file.
12213 (substitute_ep_register): Fix typo.
12215 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12217 * configure.ac: Fix earlier checkin.
12218 * configure: Regenerated.
12220 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12222 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12223 * aclocal.m4: Regenerate.
12224 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12225 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12226 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12227 * configure: Regenerate.
12228 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12230 * Makefile.in (quickstrap): Build libgcc too.
12232 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12234 * configure.ac: Add --enable-checking=df. Explicitly mention that
12235 the variables are initialized as for "release".
12236 * df-core.c: Use it.
12237 * configure: Regenerate.
12238 * config.in: Regenerate.
12240 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12242 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12243 validate_replace_rtx instead of replace_rtx.
12244 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12246 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12248 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12249 (DWARF2_UNWIND_INFO): Override default if configured with
12251 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12252 (ENDFILE_SPEC): Add crtend.o.
12253 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12254 (ENDFILE_SPEC): Add crtend.o.
12255 (TARGET_USE_JCR_SECTION): Define.
12256 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12258 * config/i386/cygming-crtbegin.c: New file.
12259 * config/i386/cygming-crtend.c: New file.
12261 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12263 * config/i386/w32-unwind.h: New file.
12265 2007-06-13 Eric Christopher <echristo@apple.com>
12267 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12268 the user set a value below STACK_BOUNDARY.
12270 2007-06-13 Thiemo Seufer <ths@networkno.de>
12272 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12273 imply -lpthread for -pthread.
12275 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12277 * basic-block.h: Remove the prototype for
12278 free_basic_block_vars.
12279 * cfglayout.h: Remove the prototype for
12280 insn_locators_initialize.
12281 * tree.h: Remove the prototype for emit_line_note.
12283 * tree-ssa-pre.c (mergephitemp): Remove.
12284 (init_pre): Don't use mergephitemp.
12286 2007-06-13 Eric Christopher <echristo@apple.com>
12288 * config/i386/i386.c (override_options): If we've specified
12289 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12291 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12293 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12296 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12298 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12299 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12300 (eh_store_handler): New pattern.
12301 (eh_return): Emit it instead of a plain move.
12303 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12305 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12306 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12307 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12310 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12312 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12313 (find_next_insn_start, find_load): New functions.
12314 (bfin_reorg): Use them to deal with the fact that parallel insns are
12315 no longer represented as a SEQUENCE.
12317 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12319 * config/sparc/sparc.c (sparc_override_options): Initialize
12320 fpu mask correctly.
12322 2007-06-13 Dave Korn <dave.korn@artimi.com>
12324 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12327 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12329 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12330 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12331 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12332 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12333 tree-vect-transform.c: Fix comment typos. Follow spelling
12336 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12338 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12339 to the exit block use set.
12340 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12341 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12342 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12344 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12346 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12347 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12348 to indicate an error.
12349 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12351 (dbg_cnt_process_opt): Print an error on a bad argument.
12352 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12353 * common.opt (-fdbg-cnt-list): New.
12354 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12356 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12358 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12359 flag on ref-all pointers.
12361 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12363 PR middle-end/31579
12364 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12365 for the offset with the modifier as EXPAND_INITIALIZER
12366 if the modifier is EXPAND_INITIALIZER.
12367 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12368 a register if we had an overflow.
12370 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12372 * real.c (real_isfinite): New.
12373 (real_sqrt): Use it.
12374 * real.h (real_isfinite): New.
12375 * builtins.c: Use it.
12377 2007-06-12 Ian Lance Taylor <iant@google.com>
12378 Daniel Berlin <dberlin@dberlin.org>
12381 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12382 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12383 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12384 (DECL_NO_TBAA_P): Define.
12385 (struct tree_decl_common): Add no_tbaa_flag field.
12386 * tree-ssa-structalias.c (struct variable_info): Add
12387 no_tbaa_pruning field.
12388 (new_var_info): Initialize no_tbaa_pruning field.
12389 (unify_nodes): Copy no_tbaa_pruning field.
12390 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12391 (dump_solution_for_var): Print no_tbaa_pruning flag.
12392 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12394 (compute_tbaa_pruning): New static function.
12395 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12396 Call compute_tbaa_pruning.
12397 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12398 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12399 * gimple-low.c (lower_stmt): Likewise.
12400 * tree-gimple.c (is_gimple_stmt): Likewise.
12401 * tree-ssa-operands.c (get_expr_operands): Likewise.
12402 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12403 * tree-inline.c (estimate_num_insns_1): Likewise.
12404 (copy_result_decl_to_var): Likewise.
12405 * expr.c (expand_expr_real_1): Likewise.
12406 * tree-pretty-print.c (dump_generic_node): Likewise.
12407 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12408 * omp-low.c (omp_copy_decl_2): Likewise.
12409 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12410 * doc/c-tree.texi (Expression trees): Document
12411 CHANGE_DYNAMIC_TYPE_EXPR.
12413 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12415 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12416 with !HONOR_NANS and !HONOR_INFINITIES.
12417 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12419 2007-06-12 Tristan Gingold <gingold@adacore.com>
12421 * gcov.c: Comments updated.
12422 (source_info): Add file_time field.
12423 (source_index): New variable.
12424 (mutiple_files): New variable.
12425 (generate_results): New function extracted from process_file.
12426 (process_file): Save and restore chain of functions, generate
12427 results and free structures only if not merging results.
12428 (release_structures): File names are now freed in create_file_names
12429 (create_file_names): Free previous file names.
12430 (find_source): File date is now read here and modifications in
12431 source files is checked here.
12432 (read_graph_file): Only reverse order of functions for the current
12434 (make_gcov_file_name): Do not generate long names if input_name is
12436 (output_lines): If merging results do not display graph, data and
12438 Checking source file modification is done in find_source.
12440 * doc/gcov.texi: Append an s to sourcefile.
12442 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12444 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12445 (forced_nop): New pattern.
12446 * config/bfin/bfin.c: Include "df.h".
12447 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12448 (bfin_discover_loop): Use df_get_live_in instead of
12449 global_live_at_start.
12450 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12451 df_analyze when done.
12452 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12453 the insns. Use QImode for the final insn in a bundle. Call
12454 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12456 (reorder_var_tracking_notes): New function.
12457 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12458 update_life_info. Call df_analyze after scheduling and bundle
12459 generation. Call reorder_var_tracking_notes if generating these
12460 notes. Call df_finish_pass at the end.
12462 2007-06-12 Dirk Mueller <dmueller@suse.de>
12464 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12465 a comparison, not an assignment.
12467 2007-06-12 Olivier Hainque <hainque@adacore.com>
12469 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12470 Request walking the subtrees only, leaving the current is_lhs/val_only
12472 (convert_non_local_reference): Likewise.
12474 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12476 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12478 2007-06-12 Richard Guenther <rguenther@suse.de>
12480 PR tree-optimization/15353
12481 PR tree-optimization/31657
12482 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12483 * timevar.def: Add TV_TREE_IFCOMBINE.
12484 * tree-pass.h (pass_tree_ifcombine): Declare.
12485 * tree-ssa-ifcombine.c: New file.
12486 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12487 * tree-flow.h (blocks_in_phiopt_order): Declare.
12488 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12489 (tree-ssa-ifcombine.o): New dependencies.
12491 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12493 PR rtl-optimization/32293
12494 * combine.c (simplify_if_then_else): Truncate return from
12495 nonzero_bits() to correct mode.
12497 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12499 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12500 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12502 2007-06-11 Diego Novillo <dnovillo@google.com>
12504 * Makefile.in (reload1.o-warn): Remove.
12506 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12508 * combine.c (subst): Use reg_overlap_mentioned_p
12509 instead of comparing register numbers directly.
12511 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12513 * reload1.c (mark_home_live_1): Use the mode parameter.
12515 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12517 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12518 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12520 * df-core.c: Ditto.
12522 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12524 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12526 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12528 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12529 from integer registers.
12530 (FP mode splitters): Handle TFmode.
12532 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12534 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12535 for ref-all pointers that point-to anything.
12537 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12539 * config/arm/arm.c (arm_output_dwarf_dtprel,
12540 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12542 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12544 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12545 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12548 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12550 * tree.c (signed_or_unsigned_type_for): New.
12551 (unsigned_type_for): Use signed_or_unsigned_type_for.
12552 (signed_type_for): Use signed_or_unsigned_type_for.
12553 * tree.h (signed_or_unsigned_type_for): New.
12554 (get_signed_or_unsigned_type): Remove.
12555 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12556 lang_hooks.types.signed_type
12557 (size_diffop): Likewise.
12558 (all_ones_mask_p): Likewise.
12559 (build_range_check): Likewise.
12560 (fold_cond_expr_with_comparison): Likewise.
12561 (fold_cond_expr_with_comparison): Likewise.
12562 (unextend): Likewise.
12563 (extract_muldiv_1): Likewise.
12564 (fold_single_bit_test_into_sign_test): Likewise.
12565 (fold_binary): Likewise.
12566 (fold_ternary): Likewise.
12567 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12568 instead of get_signed_or_unsigned_type.
12569 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12570 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12571 * expr.c (signed_or_unsigned_type_for): Use
12572 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12573 * langhooks.c (get_signed_or_unsigned_type): Remove.
12574 (lhd_signed_or_unsigned_type): Remove.
12575 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12576 signed_or_unsigned_type.
12577 (lhd_signed_or_unsigned_type): Remove.
12578 * expmed.c (make_tree): Use signed_type_for instead of
12579 lang_hooks.types.signed_type.
12580 * c-common.c (same_scalar_type_ignoring_signedness): Use
12581 c_common_signed_type instead of lang_hooks.types.signed_type.
12582 (c_common_unsigned_type): New.
12583 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12584 (shorten_compare): Use c_common_unsigned_type instead of
12585 c_common_signed_or_unsigned_type.
12586 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12588 * convert.c (convert_to_integer): Use signed_type_for instead of
12589 lang_hooks.types.signed_type.
12590 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12591 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12592 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12593 * c-format.c (check_format_types): Use c_common_unsigned_type
12594 instead of unsigned_type_for.
12595 * c-decl.c (groakdeclarator): Likewise.
12596 * c-typeck.c (convert_for_assignment): Likewise.
12597 * c-common.h (c_common_unsigned_type): New.
12599 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12602 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12603 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12605 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12607 PR middle-end/32279
12608 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12609 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12611 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12612 Sebastian Pop <sebpop@gmail.com>
12614 * lambda-code.c (remove_iv): New.
12615 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12617 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12619 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12620 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12621 * tree-ssa-loop-prefetch.c: Include optabs.h.
12622 (FENCE_FOLLOWING_MOVNT): New macro.
12623 (struct mem_ref): Add independent_p and storent_p fields.
12624 (record_ref): Initalize the new fields.
12625 (gather_memory_references_ref): Return true if the reference
12627 (gather_memory_references): Check whether all memory accesses
12628 in loop were recorded.
12629 (should_issue_prefetch_p): Return false for nontemporal stores.
12630 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12631 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12632 (determine_loop_nest_reuse): Detect independent memory references.
12633 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12634 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12635 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12636 * config/i386/i386.h (x86_mfence): Declare.
12637 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12638 * config/i386/i386.c (x86_mfence): New variable.
12639 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12641 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12642 * optabs.c (init_optabs): Initialize storent_optab.
12643 * optabs.h (enum optab_index): Add OTI_storent.
12644 (storent_optab): Declare.
12645 * genopinit.c (optabs): Add initialization for storent_optab.
12646 * tree.h (MOVE_NONTEMPORAL): New macro.
12647 * expr.c (expand_assignment, store_expr, store_constructor_field,
12648 store_constructor, store_field, expand_expr_real_1): Propagate
12649 nontemporality of the expanded store.
12650 (emit_storent_insn): New function.
12651 * expr.h (expand_assignment, store_expr): Declaration changed.
12652 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12653 to expand_assignment.
12654 * stmt.c (expand_asm_expr): Ditto.
12655 * calls.c (initialize_argument_information): Pass false as
12656 nontemporality to store_expr.
12657 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12660 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12662 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12664 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12666 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12668 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12669 and allow DECL_P here.
12671 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12673 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12674 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12675 track of the size of the expression.
12676 * cfghooks.c (merge_blocks): Remove block from loops structure only
12677 after call of the merge_blocks hook.
12679 2007-06-09 Tom Tromey <tromey@redhat.com>
12681 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12682 (deprecated_state): Removed.
12683 (start_decl): Update.
12684 (enum deprecated_states): Moved earlier.
12685 (groktypename): Update.
12686 (push_parm_decl): Likewise.
12687 (grokfield): Likewise.
12688 (start_function): Likewise.
12690 2007-06-09 Ian Lance Taylor <iant@google.com>
12692 PR tree-optimization/32169
12693 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12694 CONVERT_EXPR, check whether min and max both converted to an
12695 overflow infinity representation.
12697 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12699 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12700 not inserted on the edge.
12702 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12704 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12705 instructions if they are supported.
12706 (__divsi3, __umodsi3, __modsi3): Likewise.
12707 (__ashldi3, __ashrdi3, __lshrdi3): New.
12708 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12710 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12711 Tony Linthicum <tony.linthicum@amd.com>
12713 * doc/invoke.texi: Add fvect-cost-model flag.
12714 * common.opt (fvect-cost-model): New flag.
12715 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12716 cost fields in stmt_vec_info struct for STMT.
12717 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12718 fields in stmt_vec_info struct and access functions for the same.
12719 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12720 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12721 load, store and vector to scalar operation.
12722 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12723 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12724 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12725 (TARG_VEC_STORE_COST): Define cost of vector store.
12726 (vect_estimate_min_profitable_iters): Define new function.
12727 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12728 check to evaluate if loop iterations are less than minimum profitable
12729 iterations determined by cost model or minimum vect loop bound defined
12730 by user, whichever is more conservative.
12731 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12732 run-time check to evaluate if loop iterations are less than minimum
12733 profitable iterations determined by cost model or minimum vect loop
12734 bound defined by user, whichever is more conservative.
12735 (vect_estimate_min_profitable_iterations): New function to estimate
12736 mimimimum iterartions required for vector version of loop to be
12737 profitable over scalar version.
12738 (vect_model_reduction_cost): New function.
12739 (vect_model_induction_cost): New function.
12740 (vect_model_simple_cost): New function.
12741 (vect_cost_strided_group_size): New function.
12742 (vect_model_store_cost): New function.
12743 (vect_model_load_cost): New function.
12744 (vectorizable_reduction): Call vect_model_reduction_cost during
12746 (vectorizable_induction): Call vect_model_induction_cost during
12748 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12749 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12750 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12751 vectorizable_promotion, vectorizable_demotion): Call
12752 vect_model_simple_cost during analysis phase.
12754 2007-06-08 Simon Baldwin <simonb@google.com>
12756 * reg-stack.c (get_true_reg): Readability change. Moved default case
12757 label into direct switch statement scope.
12759 2007-06-08 Simon Baldwin <simonb@google.com>
12761 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12762 in gcc_assert() with '==' comparison.
12764 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12766 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12767 TARGET_ABM handling of x86_popcnt variable.
12769 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12771 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
12772 __builtin_copysignq and __builtin_infq built-in functions.
12774 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12776 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
12777 SSE4.2 section. Correct built-in function names in SSE4A section.
12779 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12781 PR tree-optimization/32243
12782 * tree-vect-transform.c (vectorizable_type_promotion): Move check
12783 for ncopies after ratio check between nunits_out and nunits_in.
12784 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
12786 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
12788 PR tree-optimization/32224
12789 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
12790 vectorization upon a non GIMPLE_MODIFY_STMT.
12792 2007-06-08 Christian Bruel <christian.bruel@st.com>
12795 * config/sh/sh.md (doloop_end): New pattern and splitter.
12796 * loop-iv.c (simple_rhs_p): Check for hardware registers.
12798 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
12800 PR middle-end/32209
12801 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
12803 (verify_dominators): Do not change dominance tree.
12805 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12807 * config/sh/constraints.md: New file.
12808 * config/sh/sh.c: Include tm-constrs.h.
12809 (reg_class_from_letter): Remove.
12810 (prepare_cbranch_operands): Use satisfies_constraint_*
12811 function instead of macro.
12812 (andcosts, broken_move, sh_secondary_reload): Likewise.
12813 * config/sh/predicates.md (trapping_target_operand): Likewise.
12814 (and_operand, arith_operand, arith_reg_or_0_operand,
12815 cmp_operand, logical_operand, target_operand,
12816 ua_address_operand, ua_offset, xor_operand): Likewise.
12817 * config/sh/sh.md: Include constraints.md.
12818 (*movsicc_t_false): Use satisfies_constraint_* function
12820 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
12821 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
12822 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
12823 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
12824 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
12825 (REG_CLASS_FROM_CONSTRAINT): Remove.
12826 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
12827 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
12828 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
12829 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
12830 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12831 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
12832 function instead of macro.
12833 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12834 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
12835 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
12836 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
12837 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
12838 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
12839 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
12840 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
12841 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
12842 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
12843 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
12844 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
12845 EXTRA_CONSTRAINT_STR): Likewise.
12846 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
12848 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12850 * config/i386/darwin.h (STACK_BOUNDARY): Define.
12852 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
12855 * c-common.h (flag_cpp0x): Replaced by...
12856 (cxx_dialect): ... this new variable specifying the C++ dialect that
12858 * c-common.c (flag_cpp0x): Removed.
12859 (cxx_dialect): Defined.
12860 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
12862 * c-opts.c (c_common_post_options): Likewise.
12863 (set_std_cxx98): Set cxx_dialect to cxx98.
12864 (set_std_cxx0x): Set cxx_dialect to cxx0x.
12866 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12867 Hui-May Chang <hm.chang@apple.com>
12869 * doc/invoke.texi (Darwin Options): Update documentation for
12870 -mmacosx-version-min.
12871 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
12872 * config/darwin-driver.c: New file.
12873 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
12874 * config/t-darwin (darwin-driver.o): New rule.
12876 * config/darwin-c.c (version_as_macro): Ignore low digit.
12878 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
12880 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
12881 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
12882 (CSGNMODE): New mode macro.
12883 (CSGNVMODE): New mode attribute.
12884 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
12885 expander using CSGNMODE mode macro. Handle TFmode.
12886 (copysign<mode>3_const): Rename from copysignsf3_const and
12887 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
12889 (copysign<mode>3_var): Rename from copysignsf3_var and
12890 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
12892 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
12893 mode macro. Handle TFmode.
12894 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
12895 (iortf3, *iortf3): Ditto.
12896 (xortf3, *xortf3): Ditto.
12897 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
12898 TFmode and TImode masks.
12899 (ix86_expand_copysign): Expand TFmode copysign insn.
12900 (IX86_BUILTIN_INFQ): New.
12901 (IX86_BUILTIN_FABSQ): Ditto.
12902 (IX86_BUILTIN_COPYSIGNQ): Ditto.
12903 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
12904 [__builtin_fabsq]: Ditto.
12905 [__builtin_copysignq]: Ditto.
12906 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
12907 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
12908 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
12909 ix86_expand_binop_builtin().
12911 2007-06-07 Bob Wilson <bob.wilson@acm.org>
12913 * config/xtensa/lib1funcs.asm: Clean up whitespace.
12915 2007-06-07 Steve Ellcey <sje@cup.hp.com>
12918 * rtl.h (push_to_sequence2): New.
12919 * emit-rtl.c (push_to_sequence2): New.
12920 * function.c (assign_parm_data_all): Add new fields.
12921 (assign_parm_setup_block): Call push_to_sequence2 instead of
12923 (assign_parm_setup_reg): Ditto.
12924 (assign_parm_setup_stack): Ditto.
12925 (assign_parms_unsplit_complex): Ditto.
12926 (assign_parms): Change field name.
12928 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
12930 PR tree-optimization/32220
12931 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
12932 phi node is reached before defining statement.
12934 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12937 * tree-vect-transform.c (vectorizable_call): Call update_stmt
12938 after changing the right hand side of the assignment.
12940 2007-06-06 Eric Christopher <echristo@apple.com>
12942 * config.gcc (i?86-*-darwin*): Remove arch parameter.
12943 (x86_64-*-darwin*): Ditto.
12944 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
12945 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12947 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12949 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
12950 coding conventions.
12951 (add_key): Likewise.
12952 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
12953 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
12955 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
12957 (add_cost_one_coalesce): Likewise.
12958 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
12959 variable names. Rename orig to orig_name for consistency.
12960 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
12961 coding conventions.
12962 (cprop_into_successor_phis): Avoid using C++ keywords as variable
12964 (record_equivalences_from_stmt): Likewise.
12965 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
12966 the coding conventions.
12967 (memory_ssa_name_same): Likewise.
12968 (dse_optimize_stmt): Likewise.
12969 (dse_record_phis): Likewise.
12970 (dse_finalize_block): Likewise.
12971 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
12972 keywords as variable names.
12973 (may_move_till): Cast according to the coding conventions.
12974 (force_move_till_expr): Avoid using C++ keywords as variable names.
12975 (force_move_till): Cast according to the coding conventions.
12976 (memref_hash): Likewise.
12977 (memref_eq): Likewise.
12978 (gather_mem_refs_stmt): Likewise.
12979 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
12980 using C++ keywords as variable names.
12981 (idx_find_step): Cast according to the coding conventions.
12982 (idx_record_use): Likewise.
12983 (find_depends): Likewise.
12984 (prepare_decl_rtl): Likewise.
12985 (mbc_entry_hash): Likewise.
12986 (mbc_entry_eq): Likewise.
12987 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
12988 (simplify_replace_tree): Avoid using C++ keywords as variable names.
12989 (idx_infer_loop_bounds): Cast according to the coding conventions.
12990 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
12991 * tree-ssa-math-opts.c (occ_new ): Likwise.
12992 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
12994 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
12996 (add_use_op): Likewise.
12997 (add_vop): Likewise.
12998 (add_vuse_op): Likewise.
12999 (add_vdef_op): Likewise.
13000 (get_expr_operands): Likewise.
13001 (push_stmt_changes): Use type safe memory macros.
13002 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13003 keywords as variable names.
13004 (conditional_replacement): Likewise.
13005 (minmax_replacement): Likewise.
13006 (abs_replacement): Likewise.
13007 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13008 coding conventions.
13009 (insert_fake_stores): Avoid using C++ keywords as variable names.
13010 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13012 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13013 (heapvar_insert): Use type safe memory macros.
13014 (new_var_info): Cast according to the coding conventions.
13015 (new_constraint): Likewise.
13016 (remove_preds_and_fake_succs): Use type safe memory macros.
13017 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13019 (thread_single_edge): Likewise.
13020 (thread_through_loop_header): Likewise.
13022 2007-06-06 Eric Christopher <echristo@apple.com>
13024 * config/i386/i386.c (override_options): Move handling
13025 of TARGET_SUBTARGET* earlier.
13027 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13029 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13032 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13034 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13035 emited outside of basic block.
13036 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13037 the created blocks.
13038 * rtl.h (delete_insn_chain): Declaration changed.
13039 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13041 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13042 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13043 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13044 to delete_insn_chain.
13045 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13046 do not have bb field set.
13047 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13049 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13050 * cfgcleanup.c (try_optimize_cfg): Ditto.
13052 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13054 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13055 (lambda_body_vector_new): Use type safe memory macros.
13056 (lambda_linear_expression_new): Likewise.
13057 (lambda_loopnest_new): Likewise.
13058 (lambda_lattice_new): Likewise.
13059 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13060 conventions. Use type safe memory macros.
13061 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13062 (lambda_body_vector_s): Likewise.
13063 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13064 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13066 2007-06-06 Richard Guenther <rguenther@suse.de>
13068 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13069 if we need to schedule cfg_cleanup.
13070 (tree_ssa_forward_propagate_single_use_vars): Do so.
13072 2007-06-06 Ian Lance Taylor <iant@google.com>
13074 * fold-const.c (merge_ranges): If range_successor or
13075 range_predecessor fail, just return 0.
13077 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13079 PR tree-optimization/32216
13080 * tree-vectorizer.c (supportable_widening_operation): Determine
13081 signedness of FIX_TRUNC_EXPR from output operand.
13082 (supportable_narrowing_operation): Ditto.
13083 * tree-vect-generic.c (expand_vector_operations_1): Determine
13084 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13085 from input operand.
13087 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13089 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13090 (struct pta): ...from here. Change flags to unsigned to avoid
13091 excessive casting (as it is used as a bit mask).
13092 (override_options): Add casts according to the coding convenventions.
13093 (x86_64_elf_unique_section): Likewise.
13094 (examine_argument): Avoid using C++ keywords as variable names.
13095 (construct_container): Likewise.
13096 (legitimize_pic_address): Likewise.
13097 (get_dllimport_decl): Cast according to the coding conventions. Use
13098 type safe memory macros.
13099 (legitimize_address): Cast according to the coding conventions.
13100 (emit_i387_cw_initialization): Corrected the type of slot to enum
13102 (ix86_init_machine_status): Use type safe memory macros.
13103 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13104 (bdesc_pcmpistr): Likewise.
13105 (bdesc_crc32): Likewise.
13106 (bdesc_sse_3arg): Likewise.
13107 (bdesc_2arg): Likewise.
13108 (bdesc_1arg): Likewise.
13109 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13110 (ix86_expand_sse_pcmpistr): Likewise.
13111 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13112 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13113 int to match the langhook definition.
13114 (ix86_builtin_conversion): Change the type of code to unsigned init to
13115 match the langhook definition.
13116 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13118 (ix86_preferred_output_reload_class): Likewise.
13119 (ix86_cannot_change_mode_class): Likewise.
13120 (ix86_memory_move_cost): Likewise.
13121 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13122 avoid excessive casting later on.
13123 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13125 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13127 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13128 as flags setting insn.
13129 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13131 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13133 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13134 (UNSPEC_ROUND): New.
13135 ("sse4_1_round<mode>2"): New insn pattern.
13136 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13138 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13139 expander using SSEMODEF mode macro. Expand using
13140 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13141 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13142 expander using SSEMODEF mode macro. Expand using
13143 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13144 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13145 expander using SSEMODEF mode macro. Expand using
13146 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13147 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13148 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13149 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13152 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13153 Sebastian Pop <sebpop@gmail.com>
13155 * lambda.h (build_linear_expr): New.
13156 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13157 Use build_linear_expr, call fold and force_gimple_operand.
13158 (lambda_loopnest_to_gcc_loopnest): Check that there is
13159 something to insert.
13160 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13162 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13164 PR preprocessor/23479
13165 * doc/extend.texi: Document the 0b-prefixed binary integer
13166 constant extension.
13168 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13170 PR tree-optimization/32215
13171 * tree-vectorizer.c (supportable_widening_operation): Return false
13172 for unsupported FIX_TRUNC_EXPR tree code.
13173 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13175 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13177 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13178 register on SPE targets. Change documentation to reflect
13180 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13181 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13182 out of the register allocation pool.
13183 (rs6000_reg_live_or_pic_offset_p): New function.
13184 (rs6000_emit_prologue): Move the actual saving of LR up to free
13185 r0 for holding r11. Split saving of SPE 64-bit registers into
13186 its own case. Ensure that offsets will always be in-range for
13187 'evstdd' by using r11 as a scratch register to point at the start
13188 of the SPE save area. Save r11 if necessary, as it is the static
13190 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13191 into its own case. Ensure that offsets will always be in-range
13192 for 'evldd' by using r11 as a scratch register to point at the
13193 start of the SPE save area. Also adjust r11 when restoring
13194 the stack pointer to compensate for pre-loading r11.
13196 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13198 * cfg.c (init_flow): Use type safe memory macros.
13199 (alloc_block): Likewise.
13200 (unchecked_make_edge): Likewise.
13201 (dump_flow_info): Avoid using C++ keywords as variable names.
13202 (copy_original_table_clear): Cast according to the coding conventions.
13203 (copy_original_table_set): Likewise.
13204 * cfgexpand (label_rtx_for_bb): Likewise.
13205 (expand_gimple_basic_block): Likewise.
13206 * cfghooks.c (dump_bb): Likewise.
13207 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13209 (lv_add_condition_to_bb): Likewise.
13210 * cfglayout (relink_block_chain): Cast according to the coding
13212 (fixup_reorder_chain): Likewise.
13213 (fixup_fallthru_exit_predecessor): Likewise.
13214 * cfgloop.c (glb_enum_p): Likewise.
13215 (get_exit_description): Likewise.
13216 (dump_recorded_exit): Likewise.
13217 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13218 (struct loop): ... from here.
13219 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13221 * cfgrtl.c (rtl_create_basic_block): Likewise.
13222 (rtl_split_block): Likewise.
13223 (rtl_dump_bb): Likewise.
13224 (cfg_layout_split_block): Likewise.
13225 (init_rtl_bb_info): Use typesafe memory macros.
13227 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13228 * graphds.h: Updated all usages of edge to graph_edge.
13229 * graphds.c: Likewise.
13230 * cfgloopanal.c: Likewise.
13232 2007-06-05 Ian Lance Taylor <iant@google.com>
13234 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13235 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13236 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13238 (test_for_singularity): Likewise.
13240 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13242 * config/i386/constraints.md ("Y2"): Replaced by ...
13244 * config/i386/i386.md: Likewise.
13245 * config/i386/mmx.md: Likewise.
13246 * config/i386/sse.md: Likewise.
13248 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13250 * config/i386/constraints.md ("z"): Replaced by ...
13252 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13253 (sse4_1_blendvps): Likewise.
13254 (sse4_1_pblendvb): Likewise.
13255 (sse4_2_pcmpestr): Likewise.
13256 (sse4_2_pcmpestrm): Likewise.
13257 (sse4_2_pcmpestr_cconly): Likewise.
13258 (sse4_2_pcmpistr): Likewise.
13259 (sse4_2_pcmpistrm): Likewise.
13260 (sse4_2_pcmpistr_cconly): Likewise.
13262 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13264 * matrix-reorg.c (transform_access_sites): Fix computation.
13265 (transform_allocation_sites): Same.
13267 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13269 * config/i386/i386.c (override_options): Use
13270 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13272 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13274 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13275 (nonimm_not_xmm0_operand): Ditto.
13276 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13277 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13278 as operand[2] predicate. Require "z" class XMM register for
13279 operand[3]. Adjust asm template.
13280 ("sse4_1_blendvpd"): Ditto.
13281 ("sse4_1_pblendvb"): Ditto.
13282 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13283 force op2 into xmm0 register for variable blend instructions.
13285 2007-06-04 Tom Tromey <tromey@redhat.com>
13287 * c-tree.h (start_enum): Update.
13288 (build_enumerator): Likewise.
13289 * c-decl.c (enum_next_value): Removed.
13290 (enum_overflow): Likewise.
13291 (start_enum): Add c_enum_contents argument. Don't use globals.
13292 (build_enumerator): Likewise.
13293 * c-tree.h (struct c_enum_contents): New struct.
13295 2007-06-04 Tom Tromey <tromey@redhat.com>
13297 * c-common.c (c_common_get_alias_set): Fix indentation.
13299 2007-06-04 Ian Lance Taylor <iant@google.com>
13301 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13302 to overflow, reduce overflow infinity to regular infinity.
13303 (vrp_var_may_overflow): New static function.
13304 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13306 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13308 * stor-layout.c (layout_type): Remove duplicate code.
13310 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13313 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13314 before build_common_builtin_nodes ().
13316 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13319 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13321 2007-06-04 Jan Hubicka <jh@suse.cz>
13323 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13324 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13325 instead of _stat version.
13327 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13329 PR tree-optimization/32194
13330 * tree-predcom.c (determine_offset): Check that both references have
13333 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13335 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13336 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13337 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13338 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13339 Add argument to iterate_fix_dominators call.
13340 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13341 * gcse.c (hoist_code): Change domby to vector.
13342 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13343 Add argument to iterate_fix_dominators call.
13344 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13345 recompute_dominator.
13346 * lambda-code.c (perfect_nestify): Ditto.
13347 * cfgloopanal.c: Include graphds.h.
13348 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13349 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13350 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13352 * graphds.c: New file.
13353 * graphds.h: New file.
13354 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13355 (get_dominated_by, get_dominated_by_region): Change return type to
13357 (verify_dominators): Recompute all dominators and compare the results.
13358 (recount_dominator): Renamed to ...
13359 (recompute_dominator): ... this. Do not check that the block is
13360 dominated by entry.
13361 (iterate_fix_dominators): Reimplemented.
13362 (prune_bbs_to_update_dominators, root_of_dom_tree,
13363 determine_dominators_for_sons): New functions.
13364 * et-forest.c (et_root): New function.
13365 * et-forest.h (et_root): Declare.
13366 * Makefile.in (graphds.o): Add.
13367 (cfgloopanal.o): Add graphds.h dependency.
13368 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13369 * basic-block.h (get_dominated_by, get_dominated_by_region,
13370 iterate_fix_dominators): Declaration changed.
13371 (recount_dominator): Renamed to ...
13372 (recompute_dominator): ... this.
13373 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13374 (thread_through_all_blocks): Do not free dominance info.
13376 2007-06-03 Andreas Schwab <schwab@suse.de>
13378 * config/m68k/m68k.c (override_options): Don't override
13380 * config/m68k/m68k-modes.def (SF, DF): Define to use
13381 motorola_single_format and motorola_double_format, resp.
13382 * real.c (motorola_single_format): Renamed from
13383 coldfire_single_format.
13384 (motorola_double_format): Renamed from coldfire_double_format.
13385 (encode_ieee_extended): Generate a proper canonical NaN image
13386 respecting canonical_nan_lsbs_set.
13387 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13389 * real.h: Adjust declarations.
13391 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13394 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13395 the symbol is generated with the stack protector.
13397 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13399 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13400 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13402 * doc/extend.texi (interrupt): Mention m68k.
13404 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13406 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13407 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13408 (ix86_expand_sse_pcmpestr): Do not check operands for
13409 "register_operand", when insn operand predicate is "register_operand".
13410 (ix86_expand_sse_pcmpistr): Ditto.
13412 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13413 Uros Bizjak <ubizjak@gmail.com>
13415 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13416 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13417 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13418 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13419 * config/i386/constraints.md ("z"): New register constraint
13420 for members of SSE_FIRST_REG class.
13421 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13422 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13423 SSE_FIRST_REG class.
13424 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13425 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13426 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13427 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13428 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13429 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13430 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13431 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13432 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13433 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13434 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13435 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13436 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13437 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13438 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13439 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13440 (struct builtin_description): Change "flag" field to unsigned.
13441 (bdesc_pcmpestr): New builtin description table.
13442 (bdesc_pcmpistr): Likewise.
13443 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13444 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13445 Initialize pcmp[ei]str[im] insns for SSE4.2.
13446 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13447 (ix86_expand_sse_pcmpistr): Likewise.
13448 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13449 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13450 (UNSPEC_PCMPISTR): Likewise.
13451 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13452 (sse4_2_pcmpestri):New isns pattern.
13453 (sse4_2_pcmpestrm): Likewise.
13454 (sse4_2_pcmpestr_cconly): Likewise.
13455 (sse4_2_pcmpistr): New insn patern and splitter.
13456 (sse4_2_pcmpistri):New isns pattern.
13457 (sse4_2_pcmpistrm): Likewise.
13458 (sse4_2_pcmpistr_cconly): Likewise.
13459 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13462 2007-06-01 David Daney <ddaney@avtrex.com>
13464 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13465 LOADGP_ABSOLUTE and not binds_local_p.
13467 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13469 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13471 2007-06-01 Ian Lance Taylor <iant@google.com>
13473 * tree-vrp.c (compare_name_with_value): Always set
13474 used_strict_overflow if we get a result from the variable itself.
13476 2007-06-01 Ian Lance Taylor <iant@google.com>
13478 PR rtl-optimization/31455
13479 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13480 subregs which have a cast between modes which are not tieable.
13482 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13484 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13485 breaks after return statements.
13487 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13489 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13490 only after no_new_pseudos.
13492 2007-05-31 Eric Christopher <echristo@apple.com>
13494 * expr.c (convert_move): Assert that we don't have a BLKmode
13496 (store_expr): Handle BLKmode moves by calling emit_block_move.
13498 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13500 * c-typeck.c (build_indirect_ref): Include type in error message.
13501 (build_binary_op): Pass types to binary_op_error.
13502 * c-common.c (binary_op_error): Take two type arguments, print out
13504 * c-common.h (binary_op_error): Update prototype.
13506 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13508 * config/i386/i386.c: Correct coments on -mno-sse4.
13510 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13512 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13513 (x86_64-*-*): Likewise.
13514 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13515 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13516 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13517 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13518 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13519 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13520 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13521 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13522 (OPTION_MASK_ISA_SSE4): Likewise.
13523 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13524 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13525 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13526 (override_options): Support SSE4.2.
13527 (ix86_build_const_vector): Support SImode and DImode.
13528 (ix86_build_signbit_mask): Likewise.
13529 (ix86_expand_int_vcond): Support V2DImode.
13530 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13531 (IX86_BUILTIN_CRC32HI): Likewise.
13532 (IX86_BUILTIN_CRC32SI): Likewise.
13533 (IX86_BUILTIN_CRC32DI): Likewise.
13534 (IX86_BUILTIN_PCMPGTQ): Likewise.
13535 (bdesc_crc32): Likewise.
13536 (bdesc_sse_3arg): Likewise.
13537 (ix86_expand_crc32): Likewise.
13538 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13539 (ix86_expand_builtin): Likewise.
13540 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13541 __SSE4_2__ for -msse4.2.
13542 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13543 (CRC32MODE): Likewise.
13544 (crc32modesuffix): Likewise.
13545 (crc32modeconstraint): Likewise.
13546 (sse4_2_crc32<mode>): Likewise.
13547 (sse4_2_crc32di): Likewise.
13548 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13550 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13551 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13552 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13553 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13554 (vcondu<mode>): Likewise.
13555 * doc/extend.texi: Document SSE4.2 built-in functions.
13556 * doc/invoke.texi: Document -msse4.2/-msse4.
13558 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13560 PR tree-optimization/32160
13561 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13562 variable as gimple reg.
13563 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13565 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13567 * gcc.c (main): Don't consider linker options when issuing the
13568 warning about a linker input file not being used.
13570 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13572 * tree-vrp.c (compare_names): Initialize sop.
13574 2007-05-30 Dirk Mueller <dmueller@suse.de>
13576 * cgraphunit.c (cgraph_analyze_function): Remove
13577 computation of inline parameters.
13579 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13581 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13583 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13585 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13586 Add vx-common.h. Include vxworks.h between vx-common.h and
13588 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13590 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13591 (TARGET_ASM_DESTRUCTOR): Likewise.
13592 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13593 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13594 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13595 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13596 (VXWORKS_ENDIAN_SPEC): Define.
13597 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13598 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13599 VXWORKS_* equivalents.
13600 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13601 (ASM_FILE_START): Delete.
13602 (TARGET_VERSION): Reformat.
13603 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13604 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13605 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13606 (FPBIT, DPBIT): Define.
13607 (fp-bit.c, dp-bit.c): New rules.
13608 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13609 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13610 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13611 * config/arm/arm.h: Include vxworks-dummy.h.
13612 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13613 Mark with ATTRIBUTE_UNUSED.
13614 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13615 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13616 make it incompatible with -msingle-pic-base.
13617 (arm_function_ok_for_sibcall): Return false for calls that might
13618 go through a VxWorks PIC PLT entry.
13619 (require_pic_register): New function, split out from...
13620 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13622 (arm_load_pic_register): Handle the VxWorks RTP initialization
13623 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13624 (arm_emit_call_insn): New function.
13625 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13626 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13627 (pic_offset_arm): New pattern.
13628 (call, call_value): Use arm_emit_call_insn.
13629 (call_internal, call_value_internal): New expanders.
13630 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13631 VxWorks unless __PIC__.
13633 2007-05-30 Eric Christopher <echristo@gmail.com>
13635 * genrecog.c: Include regs.h in generated file.
13636 * genemit.c: Ditto. Fix up formatting.
13637 * config/mn10300/constraints.md: New.
13638 * config/mn10300/mn10300.md: Include.
13639 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13640 Fix up for removed macro.
13641 * config/mn10300/predicates.md (call_address_operand): Ditto.
13642 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13643 (CONST_OK_FOR_I): Ditto.
13644 (CONST_OK_FOR_J): Ditto.
13645 (CONST_OK_FOR_K): Ditto.
13646 (CONST_OK_FOR_L): Ditto.
13647 (CONST_OK_FOR_M): Ditto.
13648 (CONST_OK_FOR_N): Ditto.
13649 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13653 (EXTRA_CONSTRAINT): Ditto.
13655 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13657 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13659 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13660 OPTION_MASK_ISA_64BIT.
13661 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13663 2007-05-30 Richard Guenther <rguenther@suse.de>
13665 PR middle-end/32152
13666 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13667 types for comparison.
13668 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13669 with original typed arguments.
13670 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13672 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13674 PR tree-optimization/31769
13675 * except.c (duplicate_eh_regions): Clear prev_try if
13676 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13678 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13680 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13681 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13682 bsi of the location where statements should be inserted.
13683 (sink_code_in_bb): Take bsi from statement_sink_location.
13684 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13685 instead of bsi_start.
13686 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13688 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13689 (bsi_move_before): Document inconsistency with bsi_move_after.
13690 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13692 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13694 * config/i386/i386.h (TARGET_ABM): New define.
13695 (TARGET_POPCNT): Ditto.
13696 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13697 New temporary defines to redefine from OPTION_ISA_* defines.
13698 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13699 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13700 (ix86_isa_flags): New extern int declaration.
13701 (TARGET_SUBTARGET_DEFAULT): New define.
13702 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13703 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13704 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13705 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13706 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13707 * config/i386/darwin.h: Change TARGET_64BIT define to
13710 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13711 using existing "ix86_isa_flags" varible.
13712 (m32, m64): Use existing "ix86_isa_flags" variable.
13713 (mmmx, m3dnow): Ditto.
13714 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13715 (mabm): Define as non-negative option using "x86_abm" variable.
13716 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13718 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13719 Rewrite feature test bitmap.
13720 (ix86_isa_flags): New initialized global int varible.
13721 (ix86_isa_flags_explicit): New static int variable.
13722 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13723 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13724 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13725 target_flags_explicit.
13726 (override_options): Remove "target_enable" and "target_disable" fields
13727 from "struct ptt". Update processor_target_table accordingly. Remove
13728 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13729 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13730 "target_flags" and "ix86_isa_flags_explicit" instead of
13731 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13732 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13733 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13734 to true when either of PTA_POPCNT or PTA_ABM is set in
13735 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13736 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13737 processor_alias_table flags entry. Remove handling of
13738 "target_enable" and "target_disable" fields of processor_target_table.
13739 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13740 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13741 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13742 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13743 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13745 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13747 2007-05-29 David Daney <ddaney@avtrex.com>
13750 * config/mips/mips.c (mips_output_mi_thunk): Emit
13751 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13753 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13754 * config/i386/i386.c (ix86_function_regparm): Added checking of
13755 ix86_force_align_arg_pointer to determine the number of
13756 register parameters.
13758 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13760 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13761 (SET_DR_MISALIGNMENT): New.
13762 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13763 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13764 Use SET_DR_MISALIGNMENT.
13765 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13767 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13768 find_loop_nest): Export.
13769 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13770 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13771 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
13772 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
13774 (struct mem_ref): Add field reuse_distance.
13775 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
13776 Initialize reuse_distance field.
13777 (issue_prefetch_ref): Select temporality of prefetch according to
13779 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
13780 self_reuse_distance, determine_loop_nest_reuse): New functions.
13781 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
13782 (tree_ssa_prefetch_arrays): Dump L2 cache size.
13783 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
13786 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
13788 * tree-ssa-alias.c: Add aliasing overview.
13790 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
13791 Danny Smith <dannysmith@users.sourceforge.net>
13794 * config/i386/t-crtfm: Compile crtfastmath.o with
13795 -minline-all-stringops.
13796 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
13797 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
13799 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13801 * doc/md.texi: Document constraints on HP PA-RISC.
13803 * pa/constraints.md: New file.
13804 * pa.md: Include constraints.md.
13805 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
13806 (integer_store_memory_operand, ldil_cint_p): New functions.
13807 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
13808 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13809 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
13810 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
13811 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
13813 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
13816 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
13817 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
13818 case POSTDECREMENT_EXPR>): Return the error_mark_node
13819 if either the real or imaginary parts would an
13822 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
13824 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
13825 name when we remove it from a call.
13827 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
13829 * targhooks.c (default_narrow_bitfield): Remove.
13830 * targhooks.h: Remove the prototype for
13831 default_narrow_bitfield.
13833 * langhooks-def.h: Remove the prototype for
13834 hook_get_alias_set_0.
13835 * langhooks.c (hook_get_alias_set_0): Remove.
13837 * global.c (EXECUTE_IF_CONFLICT): Remove.
13839 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13842 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
13843 return true when truth_value_p is true and the type
13846 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13848 * doc/install.texi (Prerequisites): We no longer require Autoconf
13849 2.13 for the top-level.
13851 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
13853 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
13854 memory access via x86_expand_vector_move_misalign() only for
13855 TImode values on 32-bit targets.
13857 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
13859 * matrix-reorg.c: New file. Implement matrix flattening and
13860 transposing optimization.
13861 * tree-pass.h: Add matrix reorg pass.
13862 * common.opt: Add fipa-mreorg flag.
13863 * Makefile.in: Add matrix-reorg.c.
13864 * passes.c: Add matrix reorg pass.
13865 * varpool.c (add_new_static_var): New function.
13866 * cgraph.h (add_new_static_var): Declare.
13868 2007-05-27 Eric Christopher <echristo@apple.com>
13870 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
13871 sp_offset depending on stack size. Save r12 depending
13872 on registers we're saving later.
13873 (rs6000_emit_epilogue): Update sp_offset depending only
13876 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
13878 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
13879 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13880 * ifcvt.c (if_convert): Ditto.
13881 * tree-ssa-threadupdate.c (thread_block): Ditto.
13882 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
13883 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13884 verify_loop_closed_ssa): Check number_of_loops instead of
13886 * predict.c (tree_estimate_probability): Ditto.
13887 * tree-if-conv.c (main_tree_if_conversion): Ditto.
13888 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13889 * modulo-sched.c (sms_schedule): Ditto.
13890 * tree-scalar-evolution.c (scev_const_prop): Ditto.
13891 (scev_finalize): Do not do anything if scev analysis was not
13893 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
13894 current_loops == NULL.
13895 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
13896 * loop-init.c (loop_optimizer_init): Do not free current_loops when
13897 there are no loops.
13898 (loop_optimizer_finalize): Assert that loops were analyzed.
13899 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
13900 rtl_doloop): Check number_of_loops instead of current_loops.
13901 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
13902 current_loops == NULL.
13903 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
13904 gate_tree_vectorize tree_linear_transform, check_data_deps,
13905 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
13906 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
13907 Check number_of_loops instead of current_loops.
13908 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
13909 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
13910 free loops if available.
13911 (execute_pre): Do not pass do_fre to fini_pre.
13913 2007-05-27 Tobias Burnus <burnus@net-b.de>
13915 PR middle-end/32083
13916 * real.c (mpfr_from_real): Fix sign of -Inf.
13918 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
13920 * tree-vect-transform.c (vectorizable_conversion): Initialize
13921 tree_code variables to ERROR_MARK.
13922 (vectorizable_type_demotion): Likewise.
13923 (vectorizable_type_promotion): Likewise.
13925 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13928 * config/i386/i386.md (movti): Handle push operands via
13929 ix86_expand_push().
13931 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13933 * basic-block.h: Remove the prototype for merge_seq_blocks.
13934 * cfgcleanup.c (merge_seq_blocks): Remove.
13936 * tree-flow.h: Remove the prototype for is_aliased_with.
13937 * tree-ssa-alias.c (is_aliased_with): Remove.
13939 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
13941 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13943 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
13945 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
13946 ix86_expand_sse4_unpack if SSE4.1 is enabled.
13947 (vec_unpacks_hi_v16qi): Likewise.
13948 (vec_unpacku_lo_v16qi): Likewise.
13949 (vec_unpacks_lo_v16qi): Likewise.
13950 (vec_unpacku_hi_v8hi): Likewise.
13951 (vec_unpacks_hi_v8hi): Likewise.
13952 (vec_unpacku_lo_v8hi): Likewise.
13953 (vec_unpacks_lo_v8hi): Likewise.
13954 (vec_unpacku_hi_v4si): Likewise.
13955 (vec_unpacks_hi_v4si): Likewise.
13956 (vec_unpacku_lo_v4si): Likewise.
13957 (vec_unpacks_lo_v4si): Likewise.
13959 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13961 * c-typeck.c, config/arm/arm.c, config/darwin.c,
13962 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
13963 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
13964 follow spelling conventions in various
13965 warning/error/diagnostic messages.
13967 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
13968 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
13969 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
13970 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
13971 tree-vrp.c: Fix comment typos. Follow spelling conventions.
13972 * doc/tm.texi: Follow spelling conventions.
13974 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13977 * tree-ssa-forwprop.c
13978 (forward_propagate_addr_into_variable_array_index): Remove
13979 the lhs argument. Use the type of def_rhs instead of lhs.
13980 (forward_propagate_addr_expr_1): Update use of
13981 forward_propagate_addr_into_variable_array_index.
13983 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
13984 Nigel Stephens <nigel@mips.com>
13986 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
13987 function attributes, "far" being an alias for "long_call".
13988 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
13989 (mips_near_type_p, mips_far_type_p): New.
13990 (mips_comp_type_attributes): New function to check that attributes
13991 attached to a function type are compatible.
13992 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
13993 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
13994 to the target function of the thunk.
13995 (mips_encode_section_info): Check for "near" and "far" function
13996 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
13998 * config/mips/predicates.md (const_call_insn_operand): Test only
13999 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14001 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14004 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14005 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14006 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14007 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14009 2007-05-25 Eric Christopher <echristo@apple.com>
14011 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14012 to x86-darwin configurations.
14013 * config/i386/t-darwin: Add softfp support.
14014 * config/i386/t-darwin64: Ditto.
14015 * config/i386/sfp-machine.h: If mach then don't use
14016 aliasing, emit a stub to call.
14018 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14020 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14021 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14022 tree-predcom.c, tree-ssa-alias-warnings.c,
14023 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14024 comment typos. Follow spelling conventions.
14025 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14027 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14030 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14031 constants into memory. Expand unaligned memory references for
14032 SSE modes via x86_expand_vector_move_misalign() function.
14034 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14036 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14037 "memory" attribute for "sseishft" type insn without operands[2].
14039 2007-05-25 Dirk Mueller <dmueller@suse.de>
14040 Marcus Meissner <meissner@suse.de>
14042 * doc/extend.texi (alloc_size): New attribute.
14043 * c-common.c (handle_alloc_size_attribute): New.
14044 * tree-object-size.c (alloc_object_size): Use alloc_size
14045 attribute, if available.
14047 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14049 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14051 (__builtin_ia32_vec_ext_v2di): Likewise.
14052 (__builtin_ia32_vec_ext_v4si): Likewise.
14053 (__builtin_ia32_vec_ext_v8hi): Likewise.
14054 (__builtin_ia32_vec_ext_v16qi): Likewise.
14055 (__builtin_ia32_vec_set_v8hi): Likewise.
14057 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14059 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14061 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14063 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14064 (arm_is_longcall_p): Rename to...
14065 (arm_is_long_call_p): ...this. Take a single tree argument and
14067 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14068 (CUMULATIVE_ARGS): Remove call_cookie.
14069 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14070 (ENCODED_LONG_CALL_ATTR_P): Delete.
14071 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14072 LONG_CALL_FLAG_CHAR cases.
14073 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14074 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14075 ARM_DECLARE_FUNCTION_SIZE.
14076 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14077 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14078 (arm_encode_call_attribute, current_file_function_operand): Delete.
14079 (arm_function_in_section_p): New function.
14080 (arm_is_longcall_p): Rename to...
14081 (arm_is_long_call_p): ...this. Take the target function as a single
14082 argument and return a bool. Do not rely on call cookies. Check
14083 whether the target symbol is in the same section as the current
14084 function, not just the same compilation unit.
14085 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14086 (arm_encode_section_info): Don't encode a call type.
14087 * config/arm/arm.md (call, call_value): Update calls to
14088 arm_is_long(_)call_p. Simplify logic.
14089 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14090 Update calls to arm_is_long(_)call_p.
14092 2007-05-25 Richard Guenther <rguenther@suse.de>
14094 PR tree-optimization/31982
14095 * tree-ssa-forwprop.c
14096 (forward_propagate_addr_into_variable_array_index): Handle arrays
14097 with element size one.
14099 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14101 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14102 (umulsi3_highpart): Likewise.
14104 2007-05-24 Ian Lance Taylor <iant@google.com>
14106 PR rtl-optimization/32069
14107 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14110 2007-05-24 Ollie Wild <aaw@google.com>
14112 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14115 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14117 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14118 (oprs_unchanged_p): Use it to check all registers in a REG.
14119 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14120 (reg_set_between_after_reload_p): Delete.
14121 (reg_used_between_after_reload_p): Likewise.
14122 (reg_set_or_used_since_bb_start): Likewise.
14123 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14124 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14125 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14126 * rtlanal.c (reg_set_p): Check whether REG overlaps
14127 regs_invalidated_by_call, rather than just checking the
14128 membership of REGNO (REG).
14130 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14132 * doc/passes.texi: Document predictive commoning.
14133 * doc/invoke.texi (-fpredictive-commoning): Document.
14134 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14135 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14136 adding indices to the generated name.
14137 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14138 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14139 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14140 (op_symbol_code): ... and exported.
14141 (dump_omp_clause, op_symbol): Use op_symbol_code
14142 instead of op_symbol_1.
14143 * tree-pass.h (pass_predcom): Declare.
14144 * timevar.def (TV_PREDCOM): New timevar.
14145 * tree-ssa-loop.c (run_tree_predictive_commoning,
14146 gate_tree_predictive_commoning, pass_predcom): New.
14147 * tree-data-ref.c (find_data_references_in_loop): Find the
14148 references in dominance order.
14149 (canonicalize_base_object_address): Ensure that the result has
14151 (dr_analyze_innermost): Export.
14152 (create_data_ref): Code to fail for references with invariant
14154 (find_data_references_in_stmt): ... here.
14155 * tree-data-ref.h (dr_analyze_innermost): Declare.
14156 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14157 (aff_combination_find_elt, name_expansion_hash,
14158 name_expansion_eq, tree_to_aff_combination_expand,
14159 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14161 * tree-affine.h (aff_combination_constant_multiple_p,
14162 tree_to_aff_combination_expand): Declare.
14163 * tree-predcom.c: New file.
14164 * common.opt (fpredictive-commoning): New option.
14165 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14166 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14167 * Makefile.in (tree-predcom.o): Add.
14168 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14169 * passes.c (init_optimization_passes): Add dceloop after
14170 copy propagation in loop optimizer. Add predictive commoning
14171 to loop optimizer passes.
14173 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14175 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14178 2007-05-24 Jan Hubicka <jh@suse.cz>
14180 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14182 (genheader): Include statistics.h.
14184 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14186 * print-rtl.c (flag_dump_unnumbered): Update comments.
14187 (print_rtl): Fix my previous change.
14188 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14191 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14193 PR middle-end/32018
14194 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14196 (thread_through_all_blocks): Call initialize_original_copy_tables
14197 and free_original_copy_tables.
14198 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14200 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14201 * cfghooks.c (duplicate_block): Use get_loop_copy.
14202 * cfg.c: Include cfgloop.h.
14203 (loop_copy): New hash table.
14204 (initialize_original_copy_tables): Initialize loop_copy table.
14205 (free_original_copy_tables): Free loop_copy table.
14206 (copy_original_table_clear, copy_original_table_set,
14207 set_loop_copy, get_loop_copy): New functions.
14208 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14209 * cfgloop.h (struct loop): Remove copy field.
14210 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14211 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14213 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14215 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14216 -msse/-msse2/-msse3.
14218 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14220 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14221 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14223 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14226 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14227 * targhooks.h (default_mangle_decl_assembler_name): Declare
14229 * targhooks.c (default_mangle_decl_assembler_name): Define
14231 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14233 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14234 * langhooks.c (lhd_set_decl_assembler_name): Call
14235 targetm.mangle_decl_assembler_name for names with global scope.
14237 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14239 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14240 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14242 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14243 New. Factored out of i386_pe_encode_section_info.
14244 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14245 Move check for prior decoration of stdcall
14246 symbols to i386_pe_encode_section_info.
14247 (i386_pe_encode_section_info): Adjust call to
14248 gen_stdcall_or_fastcall_suffix. Use
14249 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14250 (i386_pe_mangle_decl_assembler_name): New. Wrap
14251 i386_pe_maybe_mangle_decl_assembler_name.
14253 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14255 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14256 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14257 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14258 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14259 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14262 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14263 Nigel Stephens <nigel@mips.com>
14264 Richard Sandiford <richard@codesourcery.com>
14266 Fix up MIPS16 hard float and add support for complex.
14268 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14269 (TARGET_SOFT_FLOAT_ABI): New.
14270 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14271 __mips_soft_float to reflect the ABI in use, not whether the
14272 FPU is directly accessible (e.g., in MIPS16 mode).
14273 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14274 (UNITS_PER_FPVALUE): Likewise.
14276 * config/mips/mips.c (mips_expand_call): Remove redundant
14277 TARGET_MIPS16 check.
14278 (mips_arg_regno): New.
14279 (function_arg_advance): When setting bits in cum->fp_code for
14280 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14282 (function_arg): Use mips_arg_regno.
14283 (mips_return_mode_in_fpr_p): New.
14284 (mips16_call_stub_mode_suffix): New.
14285 (mips16_cfun_returns_in_fpr_p): New.
14286 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14287 (mips_output_function_prologue): Test mips16_hard_float, not
14288 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14289 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14290 return value into a floating-point register.
14291 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14292 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14293 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14294 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14295 word of double arguments from or to the high bits of 64-bit
14296 floating point registers.
14297 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14298 (mips16_fpret_double): New helper function.
14299 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14300 support for complex modes. Fill in DECL_RESULT for stubdecl.
14301 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14303 * config/mips/mips16.S
14304 (RET, ARG1, ARG2): New.
14305 (MERGE_GPRf, MERGE_GPRt): New.
14306 (DELAYt, DELAYf): New.
14307 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14308 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14309 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14310 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14311 (SFOP): Renamed to...
14312 (OPSF3): This, and macro-ified. Updated all uses.
14313 (SFOP2): Renamed to...
14314 (OPSF2): This, and macro-ified. Updated all uses.
14315 (SFCMP): Renamed to...
14316 (CMPSF): This, and macro-ified. Updated all uses.
14317 (SFREVCMP): Renamed to...
14318 (REVCMPSF): This, and macro-ified. Updated all uses.
14319 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14320 (LDDBL1, LDDBL2, RETDBL): Deleted.
14321 (DFOP): Renamed to...
14322 (OPDF3): This, and macro-ified. Updated all uses.
14323 (DFOP2): Renamed to...
14324 (OPDF2): This, and macro-ified. Updated all uses.
14325 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14326 (DFCMP): Renamed to...
14327 (CMPDF): This, and macro-ified. Updated all uses.
14328 (DFREVCMP): Renamed to...
14329 (REVCMPDF): This, and macro-ified. Updated all uses.
14330 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14331 (RET_FUNCTION): New.
14332 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14333 (__mips16_ret_sc, __mips16_ret_dc): New.
14334 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14335 STUB_ARGS_6, STUB_ARGS_10): New.
14336 (CALL_STUB_NO_RET): New.
14337 (__mips16_call_stub_1): Macro-ified.
14338 (__mips16_call_stub_5): Macro-ified.
14339 (__mips16_call_stub_2): Macro-ified.
14340 (__mips16_call_stub_6): Macro-ified.
14341 (__mips16_call_stub_9): Macro-ified.
14342 (__mips16_call_stub_10): Macro-ified.
14343 (CALL_STUB_RET): New.
14344 (__mips16_call_stub_sf_0): Macro-ified.
14345 (__mips16_call_stub_sf_1): Macro-ified.
14346 (__mips16_call_stub_sf_5): Macro-ified.
14347 (__mips16_call_stub_sf_2): Macro-ified.
14348 (__mips16_call_stub_sf_6): Macro-ified.
14349 (__mips16_call_stub_sf_9): Macro-ified.
14350 (__mips16_call_stub_sf_10): Macro-ified.
14351 (__mips16_call_stub_df_0): Macro-ified.
14352 (__mips16_call_stub_df_1): Macro-ified.
14353 (__mips16_call_stub_df_5): Macro-ified.
14354 (__mips16_call_stub_df_2): Macro-ified.
14355 (__mips16_call_stub_df_6): Macro-ified.
14356 (__mips16_call_stub_df_9): Macro-ified.
14357 (__mips16_call_stub_df_10): Macro-ified.
14358 (__mips16_call_stub_sc_0): New.
14359 (__mips16_call_stub_sc_1): New.
14360 (__mips16_call_stub_sc_5): New.
14361 (__mips16_call_stub_sc_2): New.
14362 (__mips16_call_stub_sc_6): New.
14363 (__mips16_call_stub_sc_9): New.
14364 (__mips16_call_stub_sc_10): New.
14365 (__mips16_call_stub_dc_0): New.
14366 (__mips16_call_stub_dc_1): New.
14367 (__mips16_call_stub_dc_5): New.
14368 (__mips16_call_stub_dc_2): New.
14369 (__mips16_call_stub_dc_6): New.
14370 (__mips16_call_stub_dc_9): New.
14371 (__mips16_call_stub_dc_10): New.
14373 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14374 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14375 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14377 2007-05-23 Ian Lance Taylor <iant@google.com>
14379 * doc/invoke.texi (Invoking GCC): Document that the order of the
14382 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14385 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14386 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14387 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14391 * config/score/score.c (score_print_operand): Make sure that only
14392 lower bits are used.
14394 2007-05-22 Ian Lance Taylor <iant@google.com>
14396 * tree-vrp.c (avoid_overflow_infinity): New static function,
14397 broken out of set_value_range_to_value.
14398 (set_value_range_to_value): Call avoid_overflow_infinity.
14399 (extract_range_from_assert): Likewise.
14401 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14403 PR middle-end/31095
14404 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14405 change the type before looking for a COMPOUND_EXPR.
14407 2007-05-22 Ian Lance Taylor <iant@google.com>
14409 * lower-subreg.c (decompose_multiword_subregs): If we change an
14410 insn, call remove_retval_note on it.
14412 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14414 * regs.h (end_hard_regno): New function.
14415 (END_HARD_REGNO, END_REGNO): New macros.
14416 (add_to_hard_reg_set): New function.
14417 (remove_from_hard_reg_set): Likewise.
14418 (in_hard_reg_set_p): Likewise.
14419 (overlaps_hard_reg_set_p): Likewise.
14420 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14421 (note_btr_set): Use END_HARD_REGNO.
14422 * caller-save.c (setup_save_areas): Use end_hard_regno.
14423 (mark_set_regs): Use END_HARD_REGNO.
14424 (add_stored_regs): Use end_hard_regno.
14425 (mark_referenced_regs): Use add_to_hard_reg_set.
14426 * combine.c (update_table_tick): Use END_REGNO.
14427 (record_value_for_reg): Likewise.
14428 (record_dead_and_set_regs): Likewise.
14429 (get_last_value_validate): Likewise.
14430 (use_crosses_set_p): Likewise.
14431 (reg_dead_at_p_1): Likewise.
14432 (reg_dead_at_p): Likewise.
14433 (mark_used_regs_combine): Use add_to_hard_reg_set.
14434 (move_deaths): Use END_HARD_REGNO.
14435 (reg_bitfield_target_p): Use end_hard_regno.
14436 (distribute_notes): Use END_HARD_REGNO.
14437 * cse.c (mention_regs): Use END_REGNO.
14438 (insert): Use add_to_hard_reg_set.
14439 (invalidate): Use END_HARD_REGNO.
14440 (invalidate_for_call): Likewise.
14441 (exp_equiv_p): Use END_REGNO.
14442 (cse_insn): Likewise.
14443 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14444 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14445 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14446 * function.c (keep_stack_depressed): Use end_hard_regno.
14447 * global.c (global_alloc): Use end_hard_regno.
14448 (global_conflicts): Use add_to_hard_reg_set instead of
14450 (find_reg): Likewise.
14451 (mark_reg_store): Likewise.
14452 (mark_reg_conflicts): Likewise.
14453 (mark_reg_death): Use remove_from_hard_reg_set.
14454 (mark_reg_live_nc): Delete.
14455 (set_preference): Use end_hard_regno.
14456 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14457 remove_from_hard_reg_set.
14458 (post_mark_life): Use add_to_hard_reg_set.
14459 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14460 (reg_becomes_live): Use add_to_hard_reg_set.
14461 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14462 (peep2_find_free_register): Use add_to_hard_reg_set.
14463 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14464 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14465 * regrename.c (note_sets): Use add_to_hard_reg_set.
14466 (clear_dead_regs): Use remove_from_hard_reg_set.
14467 (regrename_optimize): Use add_to_hard_reg_set.
14468 (find_oldest_value_reg): Use in_hard_reg_set_p.
14469 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14470 (hard_reg_set_here_p): Use end_hard_regno.
14471 (decompose): Likewise.
14472 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14473 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14474 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14475 (mark_home_live): Use end_hard_regno.
14476 (spill_hard_reg): Likewise.
14477 (clear_reload_reg_in_use): Likewise.
14478 * reorg.c (delete_prior_computation): Use END_REGNO.
14479 * resource.c (update_live_status): Use END_HARD_REGNO.
14480 (mark_referenced_resources): Use add_to_hard_reg_set.
14481 (mark_set_resources): Likewise.
14482 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14483 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14484 (reg_overlap_mentioned_p): Likewise.
14485 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14486 (covers_regno_no_parallel_p): Use END_REGNO.
14487 (find_regno_note): Likewise.
14488 (find_reg_fusage): Use END_HARD_REGNO.
14489 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14490 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14492 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14494 * mode-switching.c (reg_dies): Change type of second argument to
14496 (optimize_mode_switching): Update accordingly.
14498 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14500 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14502 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14503 (hard_reg_set_empty_p): ...these new functions.
14504 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14505 GO_IF_HARD_REG_SUBSET.
14506 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14507 instead of GO_IF_HARD_REG_EQUAL.
14508 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14509 instead of GO_IF_HARD_REG_EQUAL.
14510 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14511 GO_IF_HARD_REG_SUBSET.
14512 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14513 GO_IF_HARD_REG_EQUAL.
14514 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14515 of GO_IF_HARD_REG_SUBSET.
14516 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14517 instead of GO_IF_HARD_REG_EQUAL.
14518 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14519 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14520 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14521 of GO_IF_HARD_REG_SUBSET,
14522 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14523 GO_IF_HARD_REG_SUBSET.
14524 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14525 instead of GO_IF_HARD_REG_EQUAL.
14526 * config/sh/sh.c (push_regs, calc_live_regs): Use
14527 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14528 (hard_regs_intersect_p): Delete.
14530 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14532 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14534 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14535 Richard Henderson <rth@redhat.com>
14537 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14539 (x86_64-*-*): Likewise.
14541 * i386/i386-modes.def (V2QI): New.
14543 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14545 (override_options): Support SSE4.1.
14546 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14547 (IX86_BUILTIN_BLENDPS): Likewise.
14548 (IX86_BUILTIN_BLENDVPD): Likewise.
14549 (IX86_BUILTIN_BLENDVPS): Likewise.
14550 (IX86_BUILTIN_PBLENDVB128): Likewise.
14551 (IX86_BUILTIN_PBLENDW128): Likewise.
14552 (IX86_BUILTIN_DPPD): Likewise.
14553 (IX86_BUILTIN_DPPS): Likewise.
14554 (IX86_BUILTIN_INSERTPS128): Likewise.
14555 (IX86_BUILTIN_MOVNTDQA): Likewise.
14556 (IX86_BUILTIN_MPSADBW128): Likewise.
14557 (IX86_BUILTIN_PACKUSDW128): Likewise.
14558 (IX86_BUILTIN_PCMPEQQ): Likewise.
14559 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14560 (IX86_BUILTIN_PMAXSB128): Likewise.
14561 (IX86_BUILTIN_PMAXSD128): Likewise.
14562 (IX86_BUILTIN_PMAXUD128): Likewise.
14563 (IX86_BUILTIN_PMAXUW128): Likewise.
14564 (IX86_BUILTIN_PMINSB128): Likewise.
14565 (IX86_BUILTIN_PMINSD128): Likewise.
14566 (IX86_BUILTIN_PMINUD128): Likewise.
14567 (IX86_BUILTIN_PMINUW128): Likewise.
14568 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14569 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14570 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14571 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14572 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14573 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14574 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14575 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14576 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14577 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14578 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14579 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14580 (IX86_BUILTIN_PMULDQ128): Likewise.
14581 (IX86_BUILTIN_PMULLD128): Likewise.
14582 (IX86_BUILTIN_ROUNDPD): Likewise.
14583 (IX86_BUILTIN_ROUNDPS): Likewise.
14584 (IX86_BUILTIN_ROUNDSD): Likewise.
14585 (IX86_BUILTIN_ROUNDSS): Likewise.
14586 (IX86_BUILTIN_PTESTZ): Likewise.
14587 (IX86_BUILTIN_PTESTC): Likewise.
14588 (IX86_BUILTIN_PTESTNZC): Likewise.
14589 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14590 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14591 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14592 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14593 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14594 (bdesc_ptest): New.
14595 (bdesc_sse_3arg): Likewise.
14596 (bdesc_2arg): Likewise.
14597 (bdesc_1arg): Likewise.
14598 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14600 (ix86_expand_sse_4_operands_builtin): New.
14601 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14602 smaller than 8 bits as the 2nd arg.
14603 (ix86_expand_sse_ptest): New.
14604 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14605 (ix86_expand_vector_set): Support SSE4.1.
14606 (ix86_expand_vector_extract): Likewise.
14608 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14609 __SSE4_1__ for -msse4.1.
14611 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14612 (UNSPEC_INSERTPS): Likewise.
14613 (UNSPEC_DP): Likewise.
14614 (UNSPEC_MOVNTDQA): Likewise.
14615 (UNSPEC_MPSADBW): Likewise.
14616 (UNSPEC_PHMINPOSUW): Likewise.
14617 (UNSPEC_PTEST): Likewise.
14618 (UNSPEC_ROUNDP): Likewise.
14619 (UNSPEC_ROUNDS): Likewise.
14621 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14623 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14624 (const_pow2_1_to_32768_operand): Likewise.
14626 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14629 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14631 (sse4_1_insertps): Likewise.
14632 (*sse4_1_extractps): Likewise.
14633 (sse4_1_ptest): Likewise.
14634 (sse4_1_mulv2siv2di3): Likewise.
14635 (*sse4_1_mulv4si3): Likewise.
14636 (*sse4_1_smax<mode>3): Likewise.
14637 (*sse4_1_umax<mode>3): Likewise.
14638 (*sse4_1_smin<mode>3): Likewise.
14639 (*sse4_1_umin<mode>3): Likewise.
14640 (sse4_1_eqv2di3): Likewise.
14641 (*sse4_1_pinsrb): Likewise.
14642 (*sse4_1_pinsrd): Likewise.
14643 (*sse4_1_pinsrq): Likewise.
14644 (*sse4_1_pextrb): Likewise.
14645 (*sse4_1_pextrb_memory): Likewise.
14646 (*sse4_1_pextrw_memory): Likewise.
14647 (*sse4_1_pextrq): Likewise.
14648 (sse4_1_blendpd): Likewise.
14649 (sse4_1_blendps): Likewise.
14650 (sse4_1_blendvpd): Likewise.
14651 (sse4_1_blendvps): Likewise.
14652 (sse4_1_dppd): Likewise.
14653 (sse4_1_dpps): Likewise.
14654 (sse4_1_movntdqa): Likewise.
14655 (sse4_1_mpsadbw): Likewise.
14656 (sse4_1_packusdw): Likewise.
14657 (sse4_1_pblendvb): Likewise.
14658 (sse4_1_pblendw): Likewise.
14659 (sse4_1_phminposuw): Likewise.
14660 (sse4_1_extendv8qiv8hi2): Likewise.
14661 (*sse4_1_extendv8qiv8hi2): Likewise.
14662 (sse4_1_extendv4qiv4si2): Likewise.
14663 (*sse4_1_extendv4qiv4si2): Likewise.
14664 (sse4_1_extendv2qiv2di2): Likewise.
14665 (*sse4_1_extendv2qiv2di2): Likewise.
14666 (sse4_1_extendv4hiv4si2): Likewise.
14667 (*sse4_1_extendv4hiv4si2): Likewise.
14668 (sse4_1_extendv2hiv2di2): Likewise.
14669 (*sse4_1_extendv2hiv2di2): Likewise.
14670 (sse4_1_extendv2siv2di2): Likewise.
14671 (*sse4_1_extendv2siv2di2): Likewise.
14672 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14673 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14674 (sse4_1_zero_extendv4qiv4si2): Likewise.
14675 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14676 (sse4_1_zero_extendv2qiv2di2): Likewise.
14677 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14678 (sse4_1_zero_extendv4hiv4si2): Likewise.
14679 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14680 (sse4_1_zero_extendv2hiv2di2): Likewise.
14681 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14682 (sse4_1_zero_extendv2siv2di2): Likewise.
14683 (*sse4_1_zero_extendv2siv2di2): Likewise.
14684 (sse4_1_roundpd): Likewise.
14685 (sse4_1_roundps): Likewise.
14686 (sse4_1_roundsd): Likewise.
14687 (sse4_1_roundss): Likewise.
14688 (mulv4si3): Don't expand for SSE4.1.
14689 (smax<mode>3): Likewise.
14690 (umaxv4si3): Likewise.
14691 (uminv16qi3): Likewise.
14692 (umin<mode>3): Likewise.
14693 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14695 * doc/extend.texi: Document SSE4.1 built-in functions.
14697 * doc/invoke.texi: Document -msse4.1.
14699 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14701 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14702 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14703 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14704 (ASM_SPEC): Add asm_pcrel_spec.
14705 (EXTRA_SPECS): Add asm_pcrel_spec.
14707 2007-05-21 David Daney <ddaney@avtrex.com>
14709 * doc/install.texi (Building a cross compiler): Add requirements
14710 for Java cross compiler.
14712 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14714 PR middle-end/31995
14715 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14716 Add loopno argument. Use evolution_function_is_invariant_rec_p
14717 instead of evolution_function_is_constant_p.
14718 Update calls to evolution_function_is_affine_multivariate_p.
14719 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14720 Add loopno argument.
14721 * tree-scalar-evolution.c (gather_chrec_stats): Call
14722 evolution_function_is_affine_multivariate_p with a loop
14724 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14725 (analyze_overlapping_iterations): Likewise.
14726 (access_functions_are_affine_or_constant_p): Likewise.
14727 (build_classic_dist_vector_1): If the access functions
14728 are equal, don't do anything.
14730 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14731 Paolo Carlini <pcarlini@suse.de>
14732 Uros Bizjak <ubizjak@gmail.com>
14734 * c-cppbuiltin.c (c_cpp_builtins): Define
14735 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14736 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14737 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14738 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14740 2007-05-21 Mike Stump <mrs@apple.com>
14742 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14744 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14746 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14748 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14749 implementation if __OPTIMIZE__ is not defined.
14750 (_mm_alignr_pi8): Ditto.
14751 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14752 (_mm_inserti_si64): Ditto.
14753 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14754 (_mm_slli_epi16): Ditto.
14755 (_mm_slli_epi32): Ditto.
14756 (_mm_slli_epi64): Ditto.
14757 (_mm_srai_epi16): Ditto.
14758 (_mm_srai_epi32): Ditto.
14759 (_mm_srli_si128): Ditto.
14760 (_mm_slli_si128): Ditto.
14761 (_mm_srli_epi16): Ditto.
14762 (_mm_srli_epi32): Ditto.
14763 (_mm_srli_epi64): Ditto.
14764 (_mm_extract_epi16): Ditto.
14765 (_mm_insert_epi16): Ditto.
14766 (_mm_shufflehi_epi16): Ditto.
14767 (_mm_shufflelo_epi16): Ditto.
14768 (_mm_shuffle_epi32): Ditto.
14769 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14770 (_m_pextrw): Ditto.
14771 (_mm_insert_pi16): Ditto.
14772 (_m_pinsrw): Ditto.
14773 (_mm_shuffle_pi16): Ditto.
14774 (_m_pshufw): Ditto.
14775 (_mm_shufle_ps): Ditto.
14776 (_mm_prefetch): Ditto.
14778 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
14780 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
14781 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
14782 * real.c (encode_i370_single, decode_i370_single,
14783 encode_i370_double, decode_i370_double): Functions removed.
14784 (i370_single_format, i370_double_format): Initializations removed.
14785 (real_maxval, round_for_format, exact_real_truncate, significand_size):
14786 Consider the log2_b field to always be one.
14787 (ieee_single_format, mips_single_format, coldfire_single_format,
14788 ieee_double_format, mips_double_format, coldfire_double_format,
14789 ieee_extended_motorola_format, ieee_extended_intel_96_format,
14790 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
14791 ibm_extended_format, mips_extended_format, ieee_quad_format,
14792 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
14793 decimal_single_format, decimal_double_format, decimal_quad_format,
14794 c4x_single_format, c4x_extended_format, real_internal_format): Remove
14795 initialization of log2_b.
14796 * real.h (i370_single_format, i370_double_format): Declarations
14798 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
14799 field to always be one.
14801 2007-05-21 Andreas Schwab <schwab@suse.de>
14803 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
14804 NOTE_INSN_BASIC_BLOCK_P.
14805 (process_for_unwind_directive): Likewise.
14807 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
14809 * builtins.c (expand_builtin_setjmp_setup): Update comment.
14810 * function.h (struct function): Move va_list_gpr_size,
14811 va_list_fpr_size, function_frequency to front of bitfields. Add
14813 (current_function_calls_unwind_init): New.
14814 * except.c (expand_builtin_unwind_init): Set
14815 current_function_calls_unwind_init not
14816 current_function_has_nonlocal_label.
14817 * reload1.c (has_nonexceptional_receiver): New.
14818 (reload): Use it and current_function_calls_unwind_init to
14819 determine whether call-saved regs must be saved.
14821 2007-05-20 Jan Hubicka <jh@suse.cz>
14823 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
14824 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14825 * ddg.c (create_ddg): LIkewise.
14826 * final.c (final): Remove hunk moving line number notes around since
14827 they are no longer present at this stage.
14828 (final_scan_insn): Use NOTE_KIND instead of
14829 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14830 (output_asm_label): Likewise.
14831 * reorg.c (dbr_schedule): Likewise.
14832 * haifa-sched.c (unlink_other_notes): Likewise.
14833 * mode-switching.c (optimize_mode_switching): Likewise.
14834 * graph.c (start_bb): Likewise.
14835 * rtl.def (NOTE): Update description.
14836 * jump.c (squeeze_notes): Delete.
14837 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
14838 NOTE_INSN_BASIC_BLOCK_P when possible.
14839 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
14840 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
14841 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14842 (dwarf2out_var_location): Likewise.
14843 * cfgbuild.c (make_edges): Likewise.
14844 (find_basic_blocks_1): Likewise.
14845 * function.c (reorder_blocks_1): Likewise.
14846 (epilogue_done): Likewise.
14847 (reposition_prologue_and_epilogue_notes): Likewise.
14848 * print-rtl.c (print_rtx): Likewise; drop code for printing
14850 (print_rtl): Likewise.
14851 (print_rtl_single): Likewise.
14852 * gcse.c (insert_insn_start_bb): Likewise.
14853 * alias.c (init_alias_analysis): Likewise.
14854 * calls.c (fixup_tail_calls): Likewise.
14855 * except.c (sjlj_emit_function_enter): Likewise.
14856 * emit-rtl.c (add_insn_after): Likeiwse.
14857 (emit_label_before): Likewise.
14858 (emit_label_after): Likewise.
14859 (emit_note_before, emit_note_after, emit_note): Update
14860 parameter to be enum insn_note; do not deal with source
14862 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
14863 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
14865 (merge_blocks_move_successor_nojumps): Simplify now when
14866 we don't have BLOCK notes.
14867 (try_optimize_cfg): Likewise.
14868 * cfglayout.c (skip_insns_after_block): Likewise.
14869 (record_effective_endpoints): Likewise.
14870 (duplicate_insn_chain): Likewise.
14871 * varasm.c (output_constant_pool_1): Likewise.
14872 * sched-deps.c (sched_analyze): Likewise.
14873 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
14875 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
14876 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
14877 (SET_INSN_DELETED): Simplify.
14878 (NOTE_LINE_NUMBER): Exterminate.
14879 (NOTE_LINE_KIND): New.
14880 (NOTE_INSN_BASIC_BLOCK_P): Update.
14881 (enum insn_note): Simplify.
14882 (GET_NOTE_INSN_NAME) Simplify.
14883 (emit_note_before, emit_note_after, emit_note): Update prototype.
14884 (squeeze_notes): Remove.
14885 * sched-int.h (NOTE_NOT_BB_P): Update.
14886 * resource.c (mark_target_live_regs): Update.
14887 * sched-rgn.c (debug_dependencies): Update.
14888 * sched-vis.c (print_insn): Update.
14889 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
14890 * config/i386/i386.c (ix86_output_function_epilogue): Update.
14891 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
14892 (TARGET_ADJUST_UNROLL_MAX): Likewise.
14893 (split_branches): Update.
14894 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
14896 (sh_adjust_unroll_max): Exterminate.
14897 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
14898 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
14899 (m68hc11_reorg): Likewise.
14900 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
14901 (emit_predicate_relation_info): Update.
14902 (process_for_unwind_directive): Update.
14903 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
14904 (output_call): Update.
14905 * config/pa/pa.c (output_lbranch): Update.
14906 (output_millicode_call): Update.
14907 (output_call): Update.
14908 (pa_combine_instructions): Update.
14909 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
14910 * config/bfin/bfin.c (gen_one_bundle): Update.
14911 * cfgrtl.c (can_delete_note_p): Update.
14912 (delete_insn): Update.
14913 (rtl_merge_blocks): Update.
14914 (commit_one_edge_insertion): Update.
14915 (rtl_verify_flow_info): Update.
14916 * stmt.c (expand_case): Do not call squeeze_notes.
14918 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14925 * c.opt (Wtype-limits): New.
14926 * doc/invoke.texi (Wtype-limits): Document it.
14927 (Wextra): Enabled by -Wextra.
14928 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14929 * c-common.c (shorten_compare): Warn with Wtype-limits.
14931 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14933 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
14934 inlined function, not as a macro.
14935 (_mm_alignr_pi8): Ditto.
14936 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14937 (_mm_inserti_si64): Ditto.
14938 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14939 (_mm_extract_epi16): Ditto.
14940 (_mm_insert_epi16): Ditto.
14941 (_mm_shufflehi_epi16): Ditto.
14942 (_mm_shufflelo_epi16): Ditto.
14943 (_mm_shuffle_epi32): Ditto.
14944 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
14945 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
14947 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
14949 (_m_to_float): Use C89 compatible assignment.
14951 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
14954 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
14956 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14959 * doc/invoke.texi (Wreturn-type): Complete description.
14960 (Wextra): Delete item about return-type warning.
14961 * c-decl.c: Delete redundant Wextra warning.
14963 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14966 * config/i386/pmmintrin.h: Do not include xmmintrin.h
14967 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
14968 inlined function, not as a macro.
14969 (_mm_prefetch): Ditto.
14970 (_m_pextrw): Ditto.
14971 (_mm_insert_pi16): Ditto.
14972 (_m_pinsrw): Ditto.
14973 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
14974 (_m_pshufw): Ditto. Add const to __N argument.
14975 (_mm_shufle_ps): Ditto. Add const to __mask argument.
14976 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
14977 (_mm_slli_epi32): Ditto.
14978 (_mm_srli_si128): Implement as always inlined function, not as a
14979 macro. Add __inline to function declaration.
14980 (_mm_slli_si128): Ditto.
14982 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
14984 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
14985 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
14987 (struct fenv): New structure.
14988 (FP_HANDLE_EXCEPTIONS): New define.
14989 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
14990 (_FP_DECL_EXP): New define.
14991 (FP_INIT_ROUNDMODE): New define.
14992 (FP_ROUNDMODE): New define.
14994 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14996 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
14997 (Wconversion): Update description.
14998 (Wconversion-sign): New.
14999 * c.opt (Wconversion-sign): New.
15000 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15001 means disabled for C++. Otherwise, take the status of Wconversion.
15002 * c-common.c (conversion_warning): Warn with either Wconversion or
15004 (warnings_for_convert_and_check): Conditions are already checked by
15005 conversion_warning.
15006 (convert_and_check): Don't check warnings if the conversion failed.
15008 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15009 Anatoly Sokolov <aesok@dol.ru>
15011 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15012 avr_epilogue_uses) : Add declaration.
15013 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15014 * config/avr/constraints.md (R): New constraint.
15015 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15016 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15017 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15018 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15019 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15020 call_prologue_saves, epilogue_restores, return_from_epilogue,
15021 return_from_main_epilogue, return_from_interrupt_epilogue,
15022 return_from_naked_epilogue, prologue, epilogue): New patterns.
15023 (jump): Handle symbol reference.
15024 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15025 avr_output_function_prologue, avr_output_function_epilogue): Remove
15027 (avr_init_machine_status, expand_prologue, expand_epilogue,
15028 avr_asm_function_end_prologue, avr_epilogue_uses,
15029 avr_asm_function_begin_epilogue): New functions.
15030 (prologue_size, epilogue_size, jump_tables_size): Remove global
15032 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15033 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15034 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15035 (avr_override_options): Initialise init_machine_status.
15036 (output_movhi): Handle all stack pointer loads.
15037 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15038 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15039 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15040 (EPILOGUE_USES) Redefine.
15041 (machine_function) Declare.
15043 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15045 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15046 Use a single return statement.
15048 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15050 PR middle-end/30250
15051 * builtins.c (do_mpfr_lgamma_r): New.
15052 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15053 * tree.h (CASE_FLT_FN_REENT): New.
15055 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15057 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15058 (output_die): Use 'unsigned long' with %x.
15059 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15060 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15061 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15063 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15065 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15070 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15071 true if function has no argument.
15073 2007-05-18 DJ Delorie <dj@redhat.com>
15075 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15076 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15078 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15080 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15081 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15082 count_trailing_zeros.
15083 (__i386__): Implement count_leading_zeros using __builtin_clz().
15084 Implement count_trailing_zeros usign __builtin_ctz().
15086 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15088 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15090 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15092 PR middle-end/31344
15093 * expr.c (emit_move_change_mode): Change mode of push operands here.
15095 2007-05-17 Ian Lance Taylor <iant@google.com>
15097 PR tree-optimization/31953
15098 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15099 Change all callers.
15100 (set_value_range_to_null): Call set_value_range_to_value.
15101 (extract_range_from_comparison): Likewise.
15103 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15105 * toplev.c (print_version): Output GMP/MPFR version info.
15107 * builtins.c (CASE_MATHFN_REENT): New macro.
15108 (mathfn_built_in): Use it.
15109 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15110 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15111 BUILT_IN_LGAMMAL_R): New.
15112 * doc/extend.texi: Document new builtins.
15114 PR middle-end/31796
15115 * builtins.c (do_mpfr_remquo): New.
15116 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15117 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15119 PR middle-end/30251
15120 * builtins.c (fold_builtin_1): Handle y0, y1.
15121 (fold_builtin_2): Handle yn.
15123 PR middle-end/30251
15124 * builtins.c (do_mpfr_bessel_n): New.
15125 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15126 (fold_builtin_2): Handle BUILT_IN_JN.
15128 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15131 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15132 TYPE_PRECISION (intmax_type_node).
15134 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15137 * reload.c (subst_reloads): Remove checking.
15139 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15141 PR rtl-optimization/31691
15142 * combine.c (simplify_set): Build a new src pattern instead of
15143 substituting its operands in the COMPARE case.
15145 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15147 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15148 (execute_vrp): Preserve loops through jump threading.
15149 * tree-ssa-threadupdate.c (thread_single_edge,
15150 dbds_continue_enumeration_p, determine_bb_domination_status,
15151 thread_through_loop_header): New functions.
15152 (create_edge_and_update_destination_phis,
15153 create_edge_and_update_destination_phis): Set loops for the new blocks.
15154 (prune_undesirable_thread_requests): Removed.
15155 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15157 (thread_block): Do not call prune_undesirable_thread_requests.
15159 (mark_threaded_blocks): Select edges to thread here.
15160 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15161 Thread edges through loop headers independently.
15162 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15163 * tree-pass.h (TODO_mark_first_instance): New.
15164 (first_pass_instance): Declare.
15165 * cfghooks.c (duplicate_block): Put the block to the original loop
15166 if copy is not specified.
15167 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15168 jump threading. Pass may_peel_loop_headers to
15169 thread_through_all_blocks according to first_pass_instance.
15170 * cfgloop.h (create_preheader): Declare.
15171 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15172 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15173 * passes.c (first_pass_instance): New variable.
15174 (next_pass_1): Set TODO_mark_first_instance.
15175 (execute_todo): Set first_pass_instance.
15177 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15179 PR tree-optimization/24659
15180 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15181 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15182 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15183 OTI_vec_pack_ufix_trunc.
15184 (vec_unpacks_float_hi_optab): Define new macro.
15185 (vec_unpacks_float_lo_optab): Ditto.
15186 (vec_unpacku_float_hi_optab): Ditto.
15187 (vec_unpacku_float_lo_optab): Ditto.
15188 (vec_pack_sfix_trunc_optab): Ditto.
15189 (vec_pack_ufix_trunc_optab): Ditto.
15190 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15191 and vec_pack_[s|u]fix_trunc_optab using
15192 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15193 * tree-vectorizer.c (supportable_widening_operation): Handle
15194 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15195 (supportable_narrowing_operation): New function.
15196 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15197 * tree-vect-transform.c (vectorizable_conversion): Handle
15198 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15199 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15200 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15201 to check for target support.
15202 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15203 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15204 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15205 for VEC_PACK_FIX_TRUNC_EXPR.
15206 (expand_binop): Special case mode of the result for
15207 vec_pack_[u|s]fix_trunc_optab.
15208 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15209 vec_pack_[u|s]fix_trunc_optab.
15211 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15212 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15213 * tree-pretty-print.c (dump_generic_node): Handle
15214 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15215 VEC_PACK_FIX_TRUNC_EXPR.
15217 * expr.c (expand_expr_real_1): Ditto.
15218 * tree-inline.c (estimate_num_insns_1): Ditto.
15219 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15221 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15222 (vec_unpacks_float_lo_v8hi): Ditto.
15223 (vec_unpacku_float_hi_v8hi): Ditto.
15224 (vec_unpacku_float_lo_v8hi): Ditto.
15225 (vec_unpacks_float_hi_v4si): Ditto.
15226 (vec_unpacks_float_lo_v4si): Ditto.
15227 (vec_pack_sfix_trunc_v2df): Ditto.
15229 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15231 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15232 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15233 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15234 [vec_pack_ufix_trunc]: Ditto.
15235 [vec_unpacks_float_hi]: Ditto.
15236 [vec_unpacks_float_lo]: Ditto.
15237 [vec_unpacku_float_hi]: Ditto.
15238 [vec_unpacku_float_lo]: Ditto.
15240 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15242 * soft-fp/README: Update for new files.
15243 * soft-fp/floattisf.c: New file.
15244 * soft-fp/floattidf.c: New file.
15245 * soft-fp/floattitf.c: New file.
15246 * soft-fp/floatuntisf.c: New file.
15247 * soft-fp/floatuntidf.c: New file.
15248 * soft-fp/floatuntitf.c: New file.
15249 * soft-fp/fixsfti.c: New file.
15250 * soft-fp/fixdfti.c: New file.
15251 * soft-fp/fixtfti.c: New file.
15252 * soft-fp/fixunssfti.c: New file.
15253 * soft-fp/fixunsdfti.c: New file.
15254 * soft-fp/fixunstfti.c: New file.
15255 * soft-fp/extendxftf.c: New file.
15256 * soft-fp/trunctfxf.c: New file.
15258 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15259 (__trunctfxf2): Ditto.
15261 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15262 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15263 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15264 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15265 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15266 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15268 * config/i386/t-fprules-softfp64: New file.
15269 * config/i386/sfp-machine.h: New file.
15270 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15271 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15272 and soft-fp/t-softfp to tmake_file.
15273 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15274 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15276 * config/i386/t-linux64 (softfp_wrap_start): New.
15277 (softfp_wrap_end): New.
15278 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15279 supported for TARGET_64BIT.
15281 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15283 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15284 c_common_unsigned_type behavior.
15286 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15288 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15291 2007-05-16 Eric Christopher <echristo@apple.com>
15293 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15294 saving after stack push. Set sp_offset whenever we push.
15295 (rs6000_emit_epilogue): Move altivec register restore before
15298 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15300 * configure.ac: Allow sysroots to be relocated under $prefix as
15301 well as $exec_prefix.
15302 * configure: Regenerate.
15304 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15308 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15310 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15311 (gcc_tooldir): Likewise.
15312 * configure: Regenerate.
15313 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15314 old configure.ac gcc_tooldir setting.
15315 (prefix_to_exec_prefix): New variable.
15316 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15317 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15319 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15321 * c-typeck.c (build_binary_op): Return early for error.
15323 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15325 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15326 struct nb_iter_bound.
15327 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15328 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15329 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15330 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15331 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15332 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15333 (del_scev_info): Use ggc_free.
15334 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15335 * loop-init.c: Include ggc.h.
15336 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15337 (loop_optimizer_finalize): Use ggc_free.
15338 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15339 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15340 pass_iv_optimize): Add TODO_ggc_collect.
15341 * function.h (struct function): Remove skip marker from
15343 * cfgloop.c: Include ggc.h.
15344 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15346 (establish_preds): Vector superloops is gc allocated.
15347 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15349 (flow_loops_find): Vector larray is gc allocated.
15350 (loop_exit_free): Use ggc_free.
15351 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15352 that head of exits list is now not a part of struct loop.
15353 (record_loop_exits): Allocate exits table in gc memory.
15354 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15355 that head of exits list is now not a part of struct loop.
15356 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15357 struct loop_exit): Add GTY marker.
15358 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15359 Add skip marker to aux field. Make head of exits list a separate
15361 (struct loops): Add GTY marker. Make larray vector gc allocated.
15362 Add param marker to exits table.
15363 (get_loops): Type changed.
15364 * Makefile.in (tree-scalar-evolution.o): Add
15365 gt-tree-scalar-evolution.h dependency.
15366 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15367 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15368 * basic-block.h (struct basic_block_def): Remove skip marker from
15371 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15373 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15374 of 0 in the call to expand_expr().
15375 (expand_builtin_mathfn_3): Ditto.
15376 (expand_builtin_interclass_mathfn): Ditto.
15377 (expand_builtin_cexpi): Ditto.
15378 (expand_builtin_int_roundingfn): Ditto.
15379 (expand_builtin_int_roundingfn_2): Ditto.
15380 (expand_builtin_pow): Ditto.
15381 (expand_builtin_powi): Ditto.
15382 (expand_builtin_bswap): Ditto.
15383 (expand_builtin_unop): Ditto.
15384 (expand_builtin_fabs): Ditto.
15385 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15386 the call to expand_expr().
15387 (expand_builtin_sync_operation): Ditto.
15388 (expand_builtin_compare_and_swap): Ditto.
15389 (expand_builtin_lock_test_and_set): Ditto.
15390 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15391 instead of 0 in the call to expand_expr().
15392 (expand_builtin_extract_return_addr): Ditto.
15393 (expand_builtin_eh_return): Ditto.
15394 (expand_eh_return): Ditto.
15395 * explow.c (expr_size): Ditto.
15396 * expr.c (optimize_bitfield_assignment_op): Ditto.
15397 (expand_assignement): Ditto.
15398 (store_expr): Ditto.
15399 (store_field): Ditto.
15400 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15401 the call to expand_expr().
15402 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15403 in the call to expand_expr().
15404 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15405 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15406 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15408 * optabs.c (expand_vec_shift_expr): Ditto.
15409 (expand_vec_cond_expr): Ditto.
15410 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15411 call to expand_expr().
15412 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15413 in the call to expand_expr().
15415 2007-05-14 Dave Korn <dave.korn@artimi.com>
15417 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15419 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15421 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15422 instead of c_common_unsigned_type.
15423 (c_common_unsigned_type): Remove.
15424 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15425 c_common_unsigned_type.
15426 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15427 c_common_unsigned_type.
15428 * c-common.h (c_common_unsigned_type): Remove.
15429 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15430 c_common_unsigned_type.
15431 * c-format.c (check_format_types): Use unsigned_type_for instead of
15432 c_common_unsigned_type.
15433 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15434 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15435 of c_common_unsigned_type.
15436 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15437 lang_hooks.types.unsigned_type.
15438 * expmed.c (make_tree): Use unsigned_type_for instead of
15439 lang_hooks.types.unsigned_type.
15440 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15441 lang_hooks.types.unsigned_type.
15442 (build_range_check): Likewise.
15443 (fold_unary): Likewise.
15444 (fold_binary): Likewise.
15445 (fold_ternary): Likewise.
15446 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15447 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15448 * tree.c (get_unsigned_type): New.
15449 (unsigned_type_for): Use get_unsigned_type instead of
15450 lang_hooks.types.unsigned_type.
15452 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15454 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15455 to m68k_get_function_kind. Update its prototype.
15456 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15458 (m68k_interrupt_function_p): Return enum m68k_function_type
15459 instead of bool. Rename to m68k_get_function_kind.
15460 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15461 target is not fido.
15462 (m68k_compute_frame_layout): Don't mark any register for save
15463 if an interrupt_thread attribute is specified.
15464 (m68k_hard_regno_rename_ok): Update a use of
15465 m68k_interrupt_function_p.
15466 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15467 m68k_interrupt_function_p.
15468 (m68k_function_type): New.
15469 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15470 for a function with an interrupt_thread attribute.
15471 * doc/extend.texi: Document the interrupt_thread attribute.
15473 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15475 Fix PR tree-optimization/31911
15476 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15477 if they didn't change the expression.
15479 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15481 * tree-scalar-evolution.c (resolve_mixers): Exported.
15482 * tree-scalar-evolution.h (resolve_mixers): Declare.
15483 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15484 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15485 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15486 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15487 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15488 strip_conversion, analyze_offset_expr, address_analysis,
15489 object_analysis, analyze_offset): Removed.
15490 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15491 split_constant_offset, canonicalize_base_object_address,
15492 object_address_invariant_in_loop_p, disjoint_objects_p,
15493 dr_may_alias_p, dr_address_invariant_p): New functions.
15494 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15495 and dr_analyze_alias.
15496 (initialize_data_dependence_relation): Use dr_may_alias_p
15497 and object_address_invariant_in_loop_p.
15498 (compute_self_dependence): Handle the case when
15499 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15500 (find_data_references_in_stmt): Restrict the analysis of data
15501 references to the given loop nest.
15502 (find_data_references_in_loop): Made static. Pass loop nest to
15503 find_data_references_in_stmt.
15504 (compute_data_dependences_for_loop): Use DR_VOPS.
15505 (free_data_ref): Free DR_VOPS.
15506 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15507 (struct innermost_loop_behavior): ... new.
15508 (struct base_object_info): Replaced by ...
15509 (struct indices): ... new.
15510 (struct dr_alias): New.
15511 (enum data_ref_type): Removed.
15512 (struct data_reference): Consist of struct innermost_loop_behavior,
15513 struct indices and struct dr_alias.
15514 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15515 (DR_MEMTAG): Renamed to ...
15516 (DR_SYMBOL_TAG): ... this.
15517 (find_data_references_in_loop): Declaration removed.
15518 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15519 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15520 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15521 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15523 2007-05-13 Revital Eres <eres@il.ibm.com>
15525 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15526 which walks virtual def-use chains to find redundant stores.
15527 (dse_optimize_stmt): Call it.
15529 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15531 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15532 * passes.c (init_optimization_passes): Move pass_jump_bypass
15535 * basic-block.h (bb_has_eh_pred): Fix style issue.
15537 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15539 PR rtl-optimization/31848
15540 * loop-invariant.c (move_invariant_reg): If we move an insn
15541 with a REG_EQUAL note, and that insn is not always executed,
15542 remove the REG_EQUAL note.
15544 2007-05-12 Richard Guenther <rguenther@suse.de>
15546 PR tree-optimization/31797
15547 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15548 propagate into a stmt that has volatile ops.
15550 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15552 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15553 (gcc_tooldir): Likewise.
15554 * configure: Regenerate.
15555 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15556 old configure.ac gcc_tooldir setting.
15557 (prefix_to_exec_prefix): New variable.
15558 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15559 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15561 2007-05-11 Silvius Rus <rus@google.com>
15563 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15564 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15565 * c-common.h (strict_aliasing_warning): Change return type.
15566 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15567 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15568 (build_c_cast): Condition call to strict_aliasing_warning.
15569 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15570 * flags.h (set_Wstrict_aliasing): Declare.
15571 * opts.c (set_Wstrict_alising): Define, add call to.
15572 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15573 * tree-ssa-alias-warnings.c: New file.
15574 * tree-ssa-alias.c (compute_may_aliases): Add call to
15575 strict_aliasing_warning_backend.
15577 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15579 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15580 Use loop_depth and loop_outer accessor functions.
15581 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15582 determine_invariantness_stmt, move_computations_stmt): Ditto.
15583 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15584 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15585 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15586 * tree-scalar-evolution.c (interpret_loop_phi,
15587 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15588 instantiate_parameters_1, scev_const_prop): Ditto.
15589 * cfghooks.c (make_forwarder_block): Ditto.
15590 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15591 * modulo-sched.c (loop_canon_p): Ditto.
15592 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15593 slpeel_can_duplicate_loop_p): Ditto.
15594 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15595 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15596 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15597 cancel_loop, verify_loop_structure): Ditto.
15598 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15599 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15600 superloops vector instead of "pred" array.
15601 (establish_preds): Take father loop as an argument. Initialize the
15603 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15604 Do not initialize loop->outer.
15605 (flow_loop_tree_node_remove): Truncate the superloops vector.
15606 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15607 "pred" merged to "superloops" vector.
15608 (loop_depth, loop_outer): New.
15609 (fel_init): Use loop_outer.
15611 2007-05-11 Jan Hubicka <jh@suse.cz>
15613 * cgraphunit.c: Include gt-cgraphunit.h
15614 (static_ctors, static_dtors): New static vars.
15615 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15616 based on implementation in c-common.c
15617 (cgraph_finalize_function): Call record_cdtor_fn.
15618 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15619 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15620 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15621 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15622 build_cdtor, c_build_cdtor_fns): Remove.
15623 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15624 c_build_cdtor_fns): Remove prototype.
15626 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15629 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15630 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15631 * builtins.c (fold_builtin_memchr): New.
15632 (expand_builtin_memchr): Call the latter.
15633 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15634 * doc/extend.texi ([Other built-in functions provided by GCC]):
15637 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15639 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15640 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15641 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15642 PFPO_OP1_TYPE_SHIFT): Constants added.
15643 (DFP_ALL): Mode macro defined.
15644 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15645 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15646 Insn definitions added.
15647 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15648 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15651 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15653 PR tree-optimization/31885
15654 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15655 NULL_TREE to be undetermined.
15656 (automatically_generated_chrec_p): Return false for NULL.
15658 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15660 * config/bfin/bfin.h (MOVE_RATIO): Define.
15662 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15664 * config.gcc (sparc-wrs-vxworks): New target.
15665 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15666 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15667 * config/sparc/sparc.h: Include vxworks-dummy.h.
15668 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15669 include LABEL_REFs too.
15670 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15671 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15673 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15675 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15676 (sparc_emit_call_insn): New function.
15677 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15678 functions when generating VxWorks PIC.
15679 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15680 (call, call_value): Use sparc_emit_call_insn instead of
15683 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15685 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15687 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15689 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15690 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15691 split_double instead of operand_subword.
15693 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15695 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15696 * config/bfin/bfin.c (bfin_local_alignment): New function.
15697 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15699 2007-05-08 Chao-ying Fu <fu@mips.com>
15701 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15702 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15703 (smsub_widen_optab, umsub_widen_optab): Define.
15704 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15706 * genopinit.c (optabs): Fill in smsub_widen_optab and
15708 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15709 and umsub_widen_optab to implement multiply-subtract sequences.
15710 * config/mips/mips.md (*msac<u>_di): Rename to...
15711 (<u>msubsidi4): ...this. Extend condition to include
15712 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15713 of operand 0 to "ka" and use the three-operand form of msub<u>
15715 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15718 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15720 PR rtl-optimization/28011
15721 * reload.c (push_reload): Set dont_share if IN appears in OUT
15722 also when IN is a PLUS rtx.
15723 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15726 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15728 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15729 call unshare_all_decls.
15730 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15731 (unshare_all_decls): Remove.
15733 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15736 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15739 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15740 Nigel Stephens <nigel@mips.com>
15742 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15743 Update comments and all uses.
15744 (MIN_FPRS_PER_FMT): Define.
15745 * config/mips/mips.c (function_arg): Fix to correctly handle
15746 the -mips32r2 -mfp64 -mabi=32 case.
15747 (override_options): Enable use of odd-numbered registers for
15748 SFmode values on MIPS32.
15749 (mips_save_reg_p): Save whole floating-point register pair if
15750 either half is used.
15751 (compute_frame_size): Fix comment.
15753 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15755 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15756 argument of type bool.
15757 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15758 argument. Safely select temporary P register according to it.
15759 (do_link): Change call site of add_to_reg accordingly.
15760 (do_unlink): Add epilogue_p as a fourth argument and pass it
15762 (expand_interrupt_handler_epilogue): Change call of do_unlink
15764 (bfin_expand_prologue): Add a third argument sibcall_p.
15765 * config/bfin/bfin.md (epilogue): Change call of
15766 bfin_expand_epilogue accordingly.
15767 (sibcall_epilogue): Likewise.
15768 (eh_return_internal): Likewise.
15770 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15771 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
15772 * config/bfin/bfin.c (bfin_handle_option): Handle
15773 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
15774 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
15775 Support bf534, bf536 and bf561.
15776 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
15778 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
15781 * config/i386/i386.c (ix86_function_regparm): Process local
15782 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
15784 2007-05-07 Mike Stump <mrs@apple.com>
15786 * doc/invoke.texi (Warning Options): Document that -Wempty-body
15787 also checks for and while statements in C++.
15789 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
15791 * gcc.c (at_file_supplied): New variable.
15792 (main): Set it if we expanded argv.
15793 (do_spec_1): Pass an @-file to the linker if we were called with
15794 an @-file argument and HAVE_GNU_LD.
15795 * collect2.c (at_file_supplied): New variable.
15796 (response_file): New variable.
15797 (collect_exit): Unlink response_file if necessary.
15798 (handler): Likewise.
15799 (do_wait): Likewise.
15800 (main): Set at_file_supplied if we expanded argv.
15801 (collect_execute): Pass an @-file to subprocesses if we were called
15802 with an @-file argument.
15803 * configure.ac: Add define for HAVE_GNU_LD.
15804 * configure: Regenerate.
15805 * config.in: Regenerate.
15807 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
15809 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
15810 operand to HI mode.
15815 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
15817 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15818 (TARGET_ENCODE_SECTION_INFO): Re-define.
15819 (m32c_encode_section_info): New
15820 (function_vector_handler): New
15821 (current_function_special_page_vector): New
15822 (m32c_special_page_vector_p): New.
15823 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
15825 * config/m32c/jump.md: Added instruction JSRS for functions
15826 with attribute "function_vector".
15827 * doc/extend.texi (function_vector): Added description
15828 for M16C, M32C targets.
15830 2007-05-07 DJ Delorie <dj@redhat.com>
15833 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
15834 ashrpsi3, lshrpsi3): Update shift count constraint.
15836 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
15837 Nathan Froyd <froydnj@codesourcery.com>
15840 * c-incpath.c (add_path): Strip trailing path separators.
15842 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15844 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
15845 Free dominance info before purging EH edges.
15846 (eliminate_degenerate_phis): Likewise.
15847 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
15849 2007-05-07 Jan Hubicka <jh@suse.cz>
15851 * gimplify.c (gimplify_expr): Do not crash when folding
15852 (void *)(int)&a + 4.
15854 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15857 * c-opts.c (lang_fortran): Make it non static.
15858 * c-common.h (lang_fortran): New prototype.
15859 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
15860 -lang-fortran option was passed by the driver.
15862 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
15864 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
15865 of ASSERT_CHECKING. Tweak message.
15867 2007-05-06 Revital Eres <eres@il.ibm.com>
15870 * loop-unroll.c (insert_var_expansion_initialization):
15871 Initialize the expansions with -zero instead of +zero.
15873 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
15875 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15876 into pic and non-pic versions. Mark r19 as used for
15877 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
15878 for tgd_load, tld_load and tie_load .
15879 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
15880 version of tgd_load, tld_load and tie_load depending on the
15883 2007-05-04 Ulrich Drepper <drepper@redhat.com>
15884 Jakub Jelinek <jakub@redhat.com>
15886 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
15887 (__do_global_dtors_aux): Use more paranoid loop to run
15888 destructors if HIDDEN_DTOR_LIST_END.
15889 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
15891 2007-05-04 Jakub Jelinek <jakub@redhat.com>
15893 * varasm.c (align_variable): Don't increase alignment for
15894 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
15895 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
15897 2007-05-04 Josh Conner <jconner@apple.com>
15899 * basic-block.h (cdi_direction): Assign values to all enumeration
15901 (dom_computed): Remove.
15902 (dom_info_state): New.
15903 (set_dom_info_availability): New.
15904 * tree-ssa-loop-im.c (determine_invariantness): Initialize
15905 walk_data.dom_direction.
15906 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
15907 instead of dom_computed[].
15908 (split_edge): Likewise.
15909 (create_basic_block): Likewise.
15910 (merge_blocks): Likewise.
15911 * ifcvt.c (find_if_header): Likewise.
15912 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
15913 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15914 * tree-ssa.c (verify_ssa): Likewise.
15915 * tree-cfg.c (tree_verify_flow_info): Likewise.
15916 (remove_edge_and_dominated_blocks): Likewise.
15917 * dominance.c (dom_computed): Make static.
15918 (calc_dfs_tree_nonrec): Change third param to a bool.
15919 (calc_dfs_tree): Change second param to a bool.
15920 (calc_idioms): Change second param to a bool. Use
15921 dom_convert_dir_to_idx.
15922 (init_dom_info): Validate dir before using.
15923 (dom_convert_dir_to_idx): New.
15924 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
15925 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
15926 (free_dominance_info): Use dom_convert_dir_to_idx.
15927 (get_immediate_dominator): Likewise.
15928 (set_immediate_dominator): Likewise.
15929 (get_dominated_by): Likewise.
15930 (redirect_immediate_dominators): Likewise.
15931 (nearest_common_denominator): Likewise.
15932 (dominated_by_p): Likewise.
15933 (bb_dom_dfs_in): Likewise.
15934 (bb_dom_dfs_out): Likewise.
15935 (recount_dominator): Likewise.
15936 (iterate_fix_dominators): Likewise.
15937 (add_to_dominance_info): Likewise.
15938 (delete_from_dominance_info): Likewise.
15939 (first_dom_son): Likewise.
15940 (next_dom_son): Likewise.
15941 (dom_info_available_p): Likewise.
15942 (dom_info_state): New.
15943 (set_dom_info_availability): New.
15945 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15947 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
15949 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
15951 2007-05-04 Bob Wilson <bob.wilson@acm.org>
15953 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
15954 (subdi3, subdi_carry): Delete.
15956 2007-05-04 Jan Hubicka <jh@suse.cz>
15957 Richard Guenther <rguenther@suse.de>
15959 * opts.c (decode_options): Do not fiddle with inlining
15960 parameters in case of optimizing for size.
15961 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
15962 for size do nothing.
15963 (cgraph_decide_inlining_of_small_function): When optimizing for
15964 size never inline functions increasing caller size.
15965 (cgraph_early_inlining): Inline for size when optimizing for size.
15967 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
15969 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
15970 logical operations piecewise.
15971 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
15972 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
15973 subdi_sesidi_di): Delete.
15974 (add_with_carry): Produce carry in CC instead of a DREG to shorten
15975 the generated sequence. Allow three-reg add in constraints. Rewrite
15976 the rtl expression for carry to avoid zero_extend of a constant.
15977 (sub_with_carry): New pattern.
15978 (adddi3, subdi3): Change into define_expand. For subtract, generate a
15979 different sequence not involving jumps.
15980 (notbi): Now a named pattern.
15982 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
15984 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
15985 Add the note about a significant loss of accuracy of some
15986 mathematical routines when these options are used.
15988 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15990 * haifa-sched.c (rtx_vec_t): New typedef.
15991 (contributes_to_priority_p): Extract piece of priority () into new
15993 (priority): Use the function. Add assertion.
15994 (rank_for_schedule, set_priorities): Add assertion to check that
15995 insn's priority is initialized.
15996 (clear_priorities, calc_priorities): Change signature. Make it update
15997 all relevant insns. Update all callers ('add_to_speculative_block ()'
15998 and 'create_block_check_twin ()').
15999 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16000 Add new field 'priority_status'.
16001 (INSN_PRIORITY_STATUS): New macro.
16002 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16004 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16006 * sched-ebb.c (debug_ebb_dependencies): New static function.
16007 (init_ready_list): Use it.
16009 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16010 with changed signature and 'debug_rgn_dependencies ()'.
16011 (debug_rgn_dependencies): New static function.
16012 (init_ready_list): Use it.
16014 * sched-int.h (debug_dependencies): Declare.
16016 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16018 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16020 2007-05-04 Dirk Mueller <dmueller@suse.de>
16022 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16024 2007-05-03 Jan Hubicka <jh@suse.cz>
16026 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16027 ((T1)X op (T1)Y), for pointer type in more cases than before.
16029 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16031 * tree-object-size.c (plus_expr_object_size): When operand size is
16032 unknown, return unknown.
16034 2007-05-03 Dirk Mueller <dmueller@suse.de>
16036 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16038 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16041 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16043 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16045 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16047 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16049 * config/soft-fp/double.h, config/soft-fp/extended.h,
16050 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16051 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16052 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16053 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16056 2007-05-03 Ian Lance Taylor <iant@google.com>
16058 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16059 MASK_PPC_GFXOPT for 8540 or 8548.
16061 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16063 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16064 vect_print_dump_info() to output debug information.
16066 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16069 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16070 operands of size 2 when operand is not MEM_P.
16072 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16074 PR tree-optimization/30565
16075 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16077 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16079 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16080 (umulsi3_highpart): Use them.
16081 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16082 for final accumulator to D regisster tranfser.
16084 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16086 PR tree-optimization/31699
16087 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16089 (vect_enhance_data_refs_alignment): Compute peel amount using
16090 TYPE_VECTOR_SUBPARTS instead of vf.
16091 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16093 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16096 * system.h: Remove inclusion of double-int.h
16097 * tree.h: Include double-int.h
16098 * gengtype.c: Likewise
16099 * cfgloop.h: Likewise
16100 * Makefile.in: Adjust dependencies on double-int.h
16102 2007-05-02 Eric Christopher <echristo@apple.com>
16104 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16105 -shared to -Zdynamiclib.
16107 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16110 * c-common.c (strip_pointer_or_array_types): New function.
16111 * c-common.h (strip_pointer_or_array_types): New function declaration.
16113 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16115 PR tree-optimization/31771
16116 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16118 2007-05-02 Paul Brook <paul@codesourcery.com>
16120 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16122 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16124 PR middle-end/29715
16125 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16128 2007-05-02 Nick Clifton <nickc@redhat.com>
16130 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16132 2007-05-02 Richard Guenther <rguenther@suse.de>
16134 PR tree-optimization/31146
16135 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16136 argument, single_use_p. If we have a single use that is
16137 a conversion to the definition rhs type, propagate that rhs.
16138 (forward_propagate_addr_expr): Pass single_use_p argument
16139 to forward_propagate_addr_expr_1.
16141 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16143 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16146 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16148 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16149 'AMD Family 10 core'.
16151 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16153 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16154 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16155 with SSE3 instruction set support.
16156 * doc/invoke.texi: Likewise.
16158 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16160 * config/i386/i386.c (override_options): Tuning 32-byte loop
16161 alignment for amdfam10 architecture. Increasing the max loop
16162 alignment to 24 bytes.
16164 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16166 * config/m68k/constraints.md: New.
16167 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16168 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16169 EXTRA_CONSTRAINT): Remove.
16170 * config/m68k/m68k.md: Include constraints.md.
16171 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16173 2007-05-01 Ian Lance Taylor <iant@google.com>
16175 PR tree-optimization/31739
16176 * tree-vrp.c (vrp_val_is_max): New static function.
16177 (vrp_val_is_min): New static function.
16178 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16180 (set_value_range): Use vrp_val_is_{max,min}.
16181 (extract_range_from_assert): Likewise.
16182 (extract_range_from_binary_expr): Likewise.
16183 (extract_range_from_unary_expr): Likewise.
16184 (dump_value_range, vrp_meet): Likewise.
16185 (vrp_visit_phi_node): Likewise.
16186 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16188 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16190 * config/i386/gmon-sol2.c (size_t): New type.
16191 (intptr_t): Likewise.
16192 (s_textsize): Declare as size_t.
16194 (monstartup): Use size_t for sizes.
16195 (_mcount): Save and restore registers.
16196 (internal_mcount): Pass 0 as the first argument to monstartup
16198 (moncontrol): Convert pointer to appropriately sized integer
16199 before passing to profil.
16201 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16203 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16204 __NO_FPRS__, not just if _SOFT_DOUBLE.
16205 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16206 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16207 also for E500 double.
16208 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16209 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16212 2007-05-01 Richard Guenther <rguenther@suse.de>
16214 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16217 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16219 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16221 2007-05-01 Jan Hubicka <jh@suse.cz>
16223 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16226 2007-05-01 Jan Hubicka <jh@suse.cz>
16228 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16229 (maybe_fold_offset_to_reference): Declare.
16230 * fold-const.c (fold_unary): Do not fold
16231 (type *)&A into &A->field_of_type_and_offset_0
16232 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16233 size is unknown, give up.
16234 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16236 (maybe_fold_offset_to_reference): New.
16237 (maybe_fold_stmt_indirect): Use it.
16238 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16239 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16241 (gimplify_expr): Likewise for plus_expr.
16243 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16245 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16246 bsi_after_labels. Always insert statements before bsi.
16247 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16248 * predict.c (apply_return_prediction): Check for empty blocks.
16249 * cfgexpand.c (lab_rtx_for_bb): New variable.
16250 (label_rtx_for_bb): Do not create new tree labels.
16251 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16252 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16253 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16255 (label_for_bb): Add field used.
16256 (update_eh_label, main_block_label): Mark the label used.
16257 (cleanup_dead_labels): Remove unused labels.
16259 2007-05-01 Richard Guenther <rguenther@suse.de>
16261 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16262 if it is not about to be set.
16263 (get_value_range): Do not pre-allocate equiv bitmap.
16264 (update_value_range): No need to clear equiv field.
16265 (add_equivalence): Change prototype to get bitmap pointer.
16266 Allocate bitmap here if it is not already.
16267 (extract_range_from_assert): Do not allocate bitmap here.
16268 Update callers to add_equivalence.
16269 (extract_range_from_ssa_name): Likewise.
16270 (get_vr_for_comparison): New static helper.
16271 (compare_name_with_value): Handle NULL equiv bitmap by
16272 peeling the first iteration of the comparison loop.
16273 Use get_vr_for_comparison.
16274 (compare_names): Handle NULL equiv bitmaps by using fake
16275 ones. Use get_vr_for_comparison.
16277 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16279 * double-int.c (mpz_set_double_int): Moved from
16280 tree-ssa-loop-niter.c.
16281 (mpz_get_double_int): Likewise; also, add option to wrap
16282 out-of-range integers.
16283 * double-int.h: New prototypes for above.
16284 * tree.c (get_static_type_bounds): Moved from
16285 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16286 TYPE_MAX_VALUE if they exist..
16287 * tree.h: New prototype for above.
16288 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16289 get_type_bounds calls.
16290 (mpz_set_double_int): Move to double-int.c.
16291 (get_type_bounds): Move to tree.c, rename to
16292 get_static_type_bounds.
16293 (mpz_to_double_int): Move to double-int.c, rename to
16294 mpz_get_double_int.
16296 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16298 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16299 DIV0 exception can fall through to a normal return.
16301 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16303 PR middle-end/22156
16304 Temporarily revert:
16305 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16306 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16307 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16308 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16309 initialize align to silence bogus warning.
16310 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16311 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16313 (struct sra_walk_fns): Remove use_all parameter from use.
16314 (sra_hash_tree): Handle BIT_FIELD_REFs.
16315 (sra_elt_hash): Don't hash bitfld blocks.
16316 (sra_elt_eq): Skip them in parent compares as well. Handle
16318 (sra_walk_expr): Don't maintain or pass down use_all_p.
16319 (scan_use): Remove use_all parameter.
16320 (scalarize_use): Likewise. Re-expand assignment to
16321 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16322 output, and re-scalarize after output. Don't mark anything
16324 (scalarize_ldst): Adjust.
16325 (scalarize_walk_gimple_modify_statement): Likewise.
16326 (build_element_name_1): Handle BIT_FIELD_REFs.
16327 (instantiate_element): Don't warn for any element whose parent
16328 is used as a whole.
16329 (instantiate_missing_elements_1): Return the sra_elt.
16330 (canon_type_for_field): New.
16331 (try_instantiate_multiple_fields): New.
16332 (instantiate_missing_elemnts): Use them.
16333 (mark_no_warning): Removed.
16334 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16335 (REPLDUP, sra_build_elt_assignment): New.
16336 (generate_copy_inout): Use them.
16337 (generate_element_copy): Likewise. Handle bitfld differences.
16338 (generate_element_zero): Don't recurse for blocks. Use
16339 sra_build_elt_assignment.
16340 (generate_one_element_int): Take elt instead of var. Use
16341 sra_build_elt_assignment.
16342 (generate_element_init_1): Adjust.
16343 (scalarize_use, scalarize_copy): Use REPLDUP.
16344 (scalarize_ldst): Move assert before dereference.
16345 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16347 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16350 * tree.c (reconstruct_complex_type): Reconstruct a reference
16352 Also use the same mode for the pointer as the old pointer type.
16354 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16356 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16359 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16361 PR rtl-optimization/31676
16362 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16363 (df_refs_record): Call it.
16365 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16367 * rtl.def (SS_ABS): New code.
16368 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16369 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16370 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16371 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16372 (bfin_init_builtins): Define them.
16373 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16374 (bfin_expand_builtin): ... and handle the others here.
16375 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16376 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16377 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16378 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16379 operand is only HImode.
16381 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16383 * regclass.c (scan_one_insn): Remove splitting of
16386 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16387 Nigel Stephens <nigel@mips.com>
16389 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16391 2007-04-28 Jan Hubicka <jh@suse.cz>
16393 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16394 insn_locators_alloc instead of insn_locators_initialize;
16395 call reset_block_changes.
16396 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16397 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16398 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16399 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16400 * config/score/score.c (th_output_mi_thunk): Likewise.
16401 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16402 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16403 tolerate uninitialized locator info.
16406 * function.c (init_function_start): Don't init line number info.
16407 (expand_function_end): Update.
16408 (reset_block_changes, record_block_change, finalize_block_changes,
16409 check_block_change, free_block_changes): Kill.
16410 * function.h (reset_block_changes, record_block_change,
16411 finalize_block_changes, check_block_change, free_block_changes):
16413 (struct function): Remove ib_boundaries_block.
16414 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16415 Use curr_insn_locator to initialize locator.
16416 (emit_line_note): Remove.
16417 * cfgexpand.c (expand_gimple_cond_expr): Update.
16418 (construct_exit_block): Likewise.
16419 (tree_expand_cfg): Initialize/finalize locators.
16420 * expr.c (expand_expr_real): Update.
16421 * cfglayout.c (line_locators_locs, line_locators_lines,
16422 file_locators_locs, file_locators_files): Remove.
16423 (set_block_levels): Move to cfgexpand.c.
16424 (insn_locators_initialize): Remove.
16425 (pass_insn_locators_initialize): Remove.
16426 (locations_locators_locs, locations_locators_vals): New static vars.
16427 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16429 (insn_locators_alloc, insn_locators_finalize,
16430 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16432 (locator_location): New.
16433 (locator_line, locator_file): Rewrite.
16434 * rtl.h (emit_line_note): Kill.
16435 (insn_locators_alloc, insn_locators_finalize,
16436 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16438 * tree-inline.c (initialize_cfun): Do not initialize
16439 ib_boundaries_block.
16440 * passes.c (pass_insn_locators_initialize): Remove.
16442 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16444 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16445 info. Update last_basic_block correctly.
16447 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16450 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16451 register itself to hold the offset constant. Tell flow the use
16452 of r4 and r5 when they are used.
16454 2007-04-27 Richard Guenther <rguenther@suse.de>
16456 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16457 if we simplified anything.
16458 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16459 warnings until we did a simplification and the stmt was not
16460 marked as TREE_NO_WARNING.
16462 2007-04-27 Mike Stump <mrs@apple.com>
16464 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16466 2007-04-27 Ian Lance Taylor <iant@google.com>
16468 PR middle-end/31710
16469 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16470 TYPE_MAX_VALUE exist, convert them to the new type.
16472 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16474 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16475 if it claims to be available.
16476 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16477 edge is redirected.
16478 (perform_tree_ssa_dce): Always free postdominators.
16480 2007-04-27 Richard Henderson <rth@redhat.com>
16482 * config/alpha/predicates.md (aligned_memory_operand): Mark
16483 as define_special_predicate.
16484 (unaligned_memory_operand, normal_memory_operand): Likewise.
16485 (reg_or_unaligned_mem_operand): Remove.
16486 (any_memory_operand): Match the documentation and check for
16487 non-renumbered pseudos during reload.
16488 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16489 alpha_secondary_reload_class, update to new interface, make static.
16490 Handle CQImode like HImode. Remove FP subreg check.
16491 (alpha_expand_mov): Use replace_equiv_address.
16492 (alpha_expand_mov_nobwx): Use any_memory_operand.
16493 (TARGET_SECONDARY_RELOAD): New.
16494 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16495 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16496 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16497 * config/alpha/alpha.md: ... here.
16498 (RELOAD12, reloadmode): New.
16500 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16501 Don't handle the aligned case here.
16502 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16503 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16504 reload_inhi_help. Don't expect a scratch register.
16505 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16507 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16509 2007-04-27 Richard Guenther <rguenther@suse.de>
16511 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16513 2007-04-27 Richard Guenther <rguenther@suse.de>
16515 PR tree-optimization/30965
16516 PR tree-optimization/30978
16517 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16518 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16519 (find_equivalent_equality_comparison): Likewise.
16520 (simplify_cond): Likewise.
16521 (get_prop_source_stmt): New helper.
16522 (get_prop_dest_stmt): Likewise.
16523 (can_propagate_from): Likewise.
16524 (remove_prop_source_from_use): Likewise.
16525 (combine_cond_expr_cond): Likewise.
16526 (forward_propagate_comparison): New function.
16527 (forward_propagate_into_cond): Rewrite to use fold for
16529 (tree_ssa_forward_propagate_single_use_vars): Call
16530 forward_propagate_comparison to propagate comparisons.
16532 2007-04-27 Richard Guenther <rguenther@suse.de>
16534 PR tree-optimization/31715
16535 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16536 sure to do computation on the offset in an appropriate
16539 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16541 * reload.h (elimination_target_reg_p): Declare.
16542 * reload.c (find_reloads): Don't apply the reg_rtx move
16543 optimization if the SET_DEST satisfies elimination_target_reg_p.
16544 * reload1.c (elimination_target_reg_p): New function.
16545 (gen_reload): In the move/add2 fallback, make sure that op0
16546 does not overlap the destination register.
16548 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16550 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16551 transform only GIMPLE_MODIFY_STMTs.
16552 * tree-complex.c (expand_complex_operations_1): Ditto.
16553 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16554 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16555 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16557 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16558 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16559 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16560 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16561 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16562 slpeel_add_loop_guard): Ditto.
16563 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16564 * lambda-code.c (perfect_nestify): Ditto.
16565 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16566 before the first statement.
16567 * tree-optimize.c (execute_free_datastructures): Fix comments.
16568 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16569 * tree-flow.h (disband_implicit_edges): Declaration removed.
16570 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16572 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16573 COND_EXPRs without gotos.
16574 (disband_implicit_edges, has_label_p): Removed.
16575 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16576 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16578 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16580 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16581 also for COND_EXPRs.
16582 * cfgexpand.c (label_rtx_for_bb): New function.
16583 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16584 Use label_rtx_for_bb to find the labels.
16585 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16586 last block. Detect fallthru edges.
16588 2007-04-26 Ian Lance Taylor <iant@google.com>
16591 * reload.c (find_reloads_subreg_address): If the address was valid
16592 in the original mode but not in the new mode, reload the whole
16595 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16597 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16598 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16599 (cleanup_control_expr_graph): Do not invalidate dominance info.
16600 Record altered blocks.
16601 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16602 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16603 cleanup_tree_cfg_bb): New functions.
16604 (remove_forwarder_block): Do not maintain the worklist of blocks.
16605 Record altered blocks.
16606 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16607 not over whole cfg.
16608 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16609 delete_unreachable_blocks if dominators are not available.
16610 * tree-inline.c (optimize_inline_calls): Free dominance information
16612 * tree-flow.h (remove_edge_and_dominated_blocks,
16613 cfgcleanup_altered_bbs): Altered.
16614 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16616 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16618 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16619 do not invalidate dominators.
16621 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16623 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16624 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16625 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16626 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16628 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16630 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16632 2007-04-26 Richard Guenther <rguenther@suse.de>
16634 PR tree-optimization/31703
16635 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16636 the right type for the target of the bittest.
16638 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16640 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16641 ix86_sol10_return_in_memory.
16643 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16645 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16648 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16651 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16653 PR tree-optimization/30558
16654 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16655 clear this_state.prev_try.
16657 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16658 Mark Mitchell <mark@codesourcery.com>
16660 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16661 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16662 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16664 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16667 * doc/invoke.texi (%:print-asm-header): Document.
16668 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16670 (static_spec_functions): Add print-asm-header.
16671 (main): Print a banner before the --target-help linker options.
16672 (print_asm_header_spec_function): New function.
16674 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16677 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16678 (movsf_ie): Likewise.
16680 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16682 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16684 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16686 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16687 exception for divide-by-zero.
16688 (__umodsi3, __modsi3): Likewise.
16690 2007-04-25 Dirk Mueller <dmueller@suse.de>
16692 * c-typeck.c (build_compound_expr): Annotate warning()
16693 call with OPT_Wunused_value.
16694 * tree-ssa.c (warn_uninit): Annotate warning with
16696 * c-common.c (handle_sentinel_attribute): Annotate warning
16697 call with OPT_Wattributes.
16699 2007-04-25 Thiemo Seufer <ths@mips.com>
16701 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16702 (mips16): Fix typo.
16703 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16704 on to the assembler. Improve handling of -mno-mips16. Add handling
16705 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16706 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16707 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16708 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16710 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16713 * config/i386/winnt.c (i386_pe_file_end): Strip only
16714 USER_LABEL_PREFIX when writing export name.
16716 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16718 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16719 sh/elf.h, vx-common.h and vxworks.h.
16720 * config/sh/sh.h: Include config/vxworks-dummy.h.
16721 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16722 (OVERRIDE_OPTIONS): Use it.
16723 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16724 (vxworks_picreg): New pattern.
16725 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16726 VXWORKS_OS_CPP_BUILTINS.
16727 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16728 to their VXWORKS_* equivalents.
16729 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16730 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16731 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16732 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16733 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16734 -mrtp/-fPIC multilibs.
16735 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16736 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16737 (MULTILIB_OSDIRNAMES): Delete.
16739 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16742 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16744 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16746 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16747 rounding mode to be specified by the caller.
16748 (real_to_mpfr) Likewise.
16749 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16750 include new arguments.
16751 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16753 2007-04-24 Ian Lance Taylor <iant@google.com>
16755 PR tree-optimization/31605
16756 * tree-vrp.c (set_value_range): Check that min and max are not
16757 both overflow infinities.
16758 (set_value_range_to_value): New static function.
16759 (extract_range_from_binary_expr): Call set_value_range_to_value.
16760 (extract_range_from_cond_expr): Likewise.
16761 (extract_range_from_expr): Likewise.
16762 (extract_range_from_unary_expr): Likewise. Don't create a range
16763 which overflows on both sides.
16764 (vrp_meet): Check for a useless range.
16765 (vrp_visit_phi_node): If we see a constant which looks like an
16766 overflow infinity, turn off the TREE_OVERFLOW flag.
16768 2007-04-24 Ian Lance Taylor <iant@google.com>
16770 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
16772 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
16774 PR diagnostic/25923
16775 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
16776 diagnostic message is being built.
16777 * tree-pretty-print.c (dump_generic_node): Only write the
16778 formatted text into BUFFER's stream if we are not building a
16779 diagnostic message.
16780 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
16782 * Makefile.in (toplev.o): Depend on tree-pass.h.
16784 2007-04-24 Ian Lance Taylor <iant@google.com>
16786 PR tree-optimization/31602
16787 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
16788 conditionals in the copied loop header.
16789 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
16790 warnings if TREE_NO_WARNING is set.
16791 * doc/invoke.texi (Warning Options): Clarify that
16792 -Wstrict-overflow does not warn about loops.
16794 2007-04-24 Janis Johnson <janis187@us.ibm.com>
16796 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
16797 expand on the comment about _Decimal128 arguments and check the
16798 integer result of the modulus operation; for 64-bit ELF ABI, ensure
16799 that _Decimal128 argument uses even/odd register pair.
16800 (function_arg): Ditto.
16802 2007-04-24 Hui-May Chang <hm.chang@apple.com>
16804 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
16805 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
16807 2007-04-24 Richard Guenther <rguenther@suse.de>
16808 Olga Golovanevsky <olga@il.ibm.com>
16810 * fold-const.c (multiple_of_p): Check for bottom
16813 2007-04-24 Richard Henderson <rth@redhat.com>
16815 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
16816 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
16817 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
16818 looking for non-zero bits shifted out. Avoid a recursive call
16819 when constructing the scalar.
16820 (__floatundisf): Likewise.
16822 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
16824 * dwarf2out.c (field_byte_offset): Move the existing logic
16825 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
16826 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
16828 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16831 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
16832 length argument of 0 for memset.
16833 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
16834 unsigned shift instead of the signed variant.
16836 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16838 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
16839 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
16840 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
16841 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
16842 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
16843 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
16844 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
16845 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
16846 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
16847 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
16848 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
16849 "mul<mode>3", "div<mode>3"): Insn definitions added.
16850 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16851 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
16852 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
16853 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
16854 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
16855 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
16856 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
16857 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
16858 TARGET_FLOAT_FORMAT): Macro definitions removed.
16859 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
16860 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
16861 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
16862 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
16863 (s390_gen_rtx_const_DI): Function removed.
16864 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
16866 2007-04-24 Richard Sandiford <richard@codesourcery.com>
16868 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
16869 over an external ffs function.
16871 2007-04-24 Chao-ying Fu <fu@mips.com>
16872 Richard Sandiford <richard@nildram.co.uk>
16874 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
16875 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
16876 (smadd_widen_optab, umadd_widen_optab): Define.
16877 * optabs.c (init_optabs): Initialize smadd_widen_optab and
16879 * genopinit.c (optabs): Fill in smadd_widen_optab and
16881 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
16882 and umadd_widen_optab to implement multiply-add sequences.
16883 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
16884 (<u>maddsidi4): ...this. Extend condition to include
16885 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16886 of operand 0 to "ka" and use the three-operand form of madd<u>
16888 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
16890 * config/mips/constraints.md (ka): New register constraint.
16892 2007-04-24 Jan Hubicka <j@suse.cz>
16896 2007-04-23 Jan Hubicka <jh@suse.cz>
16897 * function.c (init_function_start): Don't init line number info.
16898 (expand_function_end): Update.
16899 (reset_block_changes, record_block_change, finalize_block_changes,
16900 check_block_change, free_block_changes): Kill.
16901 * function.h (reset_block_changes, record_block_change,
16902 finalize_block_changes, check_block_change, free_block_changes):
16904 (struct function): Remove ib_boundaries_block.
16905 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16906 Use curr_insn_locator to initialize locator.
16907 (emit_line_note): Remove.
16908 * cfgexpand.c (expand_gimple_cond_expr): Update.
16909 (construct_exit_block): Likewise.
16910 (tree_expand_cfg): Initialize/finalize locators.
16911 * expr.c (expand_expr_real): Update.
16912 * cfglayout.c (line_locators_locs, line_locators_lines,
16913 file_locators_locs, file_locators_files): Remove.
16914 (set_block_levels): Move to cfgexpand.c.
16915 (insn_locators_initialize): Remove.
16916 (pass_insn_locators_initialize): Remove.
16917 (locations_locators_locs, locations_locators_vals): New static vars.
16918 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16920 (insn_locators_alloc, insn_locators_finalize,
16921 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16923 (locator_location): New.
16924 (locator_line, locator_file): Rewrite.
16925 * rtl.h (emit_line_note): Kill.
16926 (insn_locators_alloc, insn_locators_finalize,
16927 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16929 * tree-inline.c (initialize_cfun): Do not initialize
16930 ib_boundaries_block.
16931 * passes.c (pass_insn_locators_initialize): Remove.
16933 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
16935 * doc/invoke.texi: Removed leading '-' from option index entries.
16937 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
16939 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
16941 (create_phi_node): Use set_phi_nodes.
16942 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
16943 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
16944 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
16945 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
16946 (bsi_start, bsi_last): Use bb_stmt_list.
16947 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
16948 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
16949 Traverse the statements using tsi iterator.
16950 * basic-block.h (struct basic_block_def): Fields stmt_list
16951 and phi_nodes moved to ...
16952 (struct tree_bb_info): ... new structure.
16953 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
16954 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
16955 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
16956 (tree_verify_flow_info): Verify that il.tree is not set for
16957 entry and exit block.
16958 (tree_split_block): Use set_bb_stmt_list.
16960 2007-04-23 Mike Stump <mrs@apple.com>
16962 * config/i386/i386.c (ix86_tune_features
16963 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
16966 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16968 * config/i386/i386.md (prefix_extra): New attribute.
16969 (length): Add prefix_extra.
16971 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
16972 (sse2_movntv2di): Likewise.
16973 (sse2_cvtps2dq): Likewise.
16974 (sse2_cvtpd2pi): Likewise.
16975 (sse2_cvttpd2pi): Likewise.
16976 (*sse2_cvtpd2ps): Likewise.
16977 (*add<mode>3): Likewise.
16978 (sse2_ssadd<mode>3): Likewise.
16979 (sse2_usadd<mode>3): Likewise.
16980 (*sub<mode>3): Likewise.
16981 (sse2_sssub<mode>3): Likewise.
16982 (sse2_ussub<mode>3): Likewise.
16983 (*mulv8hi3): Likewise.
16984 (*smulv8hi3_highpart): Likewise.
16985 (*umulv8hi3_highpart): Likewise.
16986 (sse2_umulv2siv2di3): Likewise.
16987 (sse2_pmaddwd): Likewise.
16988 (ashr<mode>3): Likewise.
16989 (lshr<mode>3): Likewise.
16990 (ashl<mode>3): Likewise.
16991 (sse2_ashlti3): Likewise.
16992 (sse2_lshrti3): Likewise.
16993 (*umaxv16qi3): Likewise.
16994 (*smaxv8hi3): Likewise.
16995 (*uminv16qi3): Likewise.
16996 (*sminv8hi3): Likewise.
16997 (sse2_eq<mode>3): Likewise.
16998 (sse2_gt<mode>3): Likewise.
16999 (*and<mode>3): Likewise.
17000 (sse2_nand<mode>3): Likewise.
17001 (*ior<mode>3): Likewise.
17002 (*xor<mode>3): Likewise.
17003 (sse2_packsswb): Likewise.
17004 (sse2_packssdw): Likewise.
17005 (sse2_packuswb): Likewise.
17006 (sse2_punpckhbw): Likewise.
17007 (sse2_punpcklbw): Likewise.
17008 (sse2_punpckhwd): Likewise.
17009 (sse2_punpcklwd): Likewise.
17010 (sse2_punpckhdq): Likewise.
17011 (sse2_punpckldq): Likewise.
17012 (sse2_punpckhqdq): Likewise.
17013 (sse2_punpcklqdq): Likewise.
17014 (*sse2_pinsrw): Likewise.
17015 (*sse2_pextrw): Likewise.
17016 (sse2_pshufd_1): Likewise.
17017 (sse2_uavgv16qi3): Likewise.
17018 (sse2_uavgv8hi3): Likewise.
17019 (sse2_psadbw): Likewise.
17020 (sse2_pmovmskb): Likewise.
17021 (*sse2_maskmovdqu): Likewise.
17022 (*sse2_maskmovdqu_rex64): Likewise.
17023 (sse4a_extrqi): Likewise.
17024 (sse4a_extrq): Likewise.
17025 (sse3_lddqu): Set prefix_rep.
17026 (sse3_addsubv4sf3): Likewise.
17027 (sse3_haddv4sf3): Likewise.
17028 (sse3_hsubv4sf3): Likewise.
17029 (sse_cvtss2si): Likewise.
17030 (sse_cvtss2si_2): Likewise.
17031 (sse_cvtss2siq): Likewise.
17032 (sse_cvtss2siq_2): Likewise.
17033 (sse_cvttss2si): Likewise.
17034 (sse_cvttss2siq): Likewise.
17035 (sse2_cvttps2dq): Likewise.
17036 (sse3_movshdup): Likewise.
17037 (sse3_movsldup): Likewise.
17038 (sse2_cvtsd2si): Likewise.
17039 (sse2_cvtsd2si_2): Likewise.
17040 (sse2_cvtsd2siq): Likewise.
17041 (sse2_cvtsd2siq_2): Likewise.
17042 (sse2_cvttsd2si): Likewise.
17043 (sse2_cvttsd2siq): Likewise.
17044 (*sse2_cvtpd2dq): Likewise.
17045 (*sse2_cvttpd2dq): Likewise.
17046 (sse2_pshuflw_1): Likewise.
17047 (sse2_pshufhw_1): Likewise.
17048 (sse4a_insertqi): Likewise.
17049 (sse4a_insertq): Likewise.
17050 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17051 (ssse3_phadddv4si3): Likewise.
17052 (ssse3_phaddswv8hi3): Likewise.
17053 (ssse3_phsubwv8hi3): Likewise.
17054 (ssse3_phsubdv4si3): Likewise.
17055 (ssse3_phsubswv8hi3): Likewise.
17056 (ssse3_pmaddubswv8hi3): Likewise.
17057 (ssse3_pmulhrswv8hi3): Likewise.
17058 (ssse3_pshufbv16qi3): Likewise.
17059 (ssse3_psign<mode>3): Likewise.
17060 (ssse3_palignrti): Likewise.
17061 (abs<mode>2): Likewise.
17062 (ssse3_phaddwv4hi3): Set prefix_extra.
17063 (ssse3_phadddv2si3): Likewise.
17064 (ssse3_phaddswv4hi3): Likewise.
17065 (ssse3_phsubwv4hi3): Likewise.
17066 (ssse3_phsubdv2si3): Likewise.
17067 (ssse3_phsubswv4hi3): Likewise.
17068 (ssse3_pmaddubswv4hi3): Likewise.
17069 (ssse3_pmulhrswv4hi3): Likewise.
17070 (ssse3_pshufbv8qi3): Likewise.
17071 (ssse3_psign<mode>3): Likewise.
17072 (ssse3_palignrdi): Likewise.
17073 (abs<mode>2): Likewise.
17074 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17075 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17076 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17078 2007-04-23 Nick Clifton <nickc@redhat.com>
17080 * params.def: Fix formatting of emacs local variables.
17082 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17084 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17085 move if inter-unit move isn't allowed.
17086 Don't split moving the first element of V2DI to DI to inter-unit
17087 move if inter-unit move isn't allowed.
17089 2007-04-23 Richard Guenther <rguenther@suse.de>
17091 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17092 and CDI_POST_DOMINATORS separately.
17094 2007-04-23 Nick Clifton <nickc@redhat.com>
17096 * c.opt (Wformat-contains-nul): Add warning attribute.
17098 2007-04-23 Jan Hubicka <jh@suse.cz>
17100 * function.c (init_function_start): Don't init line number info.
17101 (expand_function_end): Update.
17102 (reset_block_changes, record_block_change, finalize_block_changes,
17103 check_block_change, free_block_changes): Kill.
17104 * function.h (reset_block_changes, record_block_change,
17105 finalize_block_changes, check_block_change, free_block_changes):
17107 (struct function): Remove ib_boundaries_block.
17108 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17109 Use curr_insn_locator to initialize locator.
17110 (emit_line_note): Remove.
17111 * cfgexpand.c (expand_gimple_cond_expr): Update.
17112 (construct_exit_block): Likewise.
17113 (tree_expand_cfg): Initialize/finalize locators.
17114 * expr.c (expand_expr_real): Update.
17115 * cfglayout.c (line_locators_locs, line_locators_lines,
17116 file_locators_locs, file_locators_files): Remove.
17117 (set_block_levels): Move to cfgexpand.c.
17118 (insn_locators_initialize): Remove.
17119 (pass_insn_locators_initialize): Remove.
17120 (locations_locators_locs, locations_locators_vals): New static vars.
17121 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17123 (insn_locators_alloc, insn_locators_finalize,
17124 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17126 (locator_location): New.
17127 (locator_line, locator_file): Rewrite.
17128 * rtl.h (emit_line_note): Kill.
17129 (insn_locators_alloc, insn_locators_finalize,
17130 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17132 * tree-inline.c (initialize_cfun): Do not initialize
17133 ib_boundaries_block.
17134 * passes.c (pass_insn_locators_initialize): Remove.
17136 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17138 PR middle-end/31448
17139 * expr.c (reduce_to_bit_field_precision): Handle
17142 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17144 PR tree-optimization/24659
17145 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17146 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17147 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17148 * genopinit.c (optabs): Rename vec_pack_mod_optab
17149 to vec_pack_trunc_optab.
17150 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17151 early for scalar floating point operands for NOP_EXPR.
17152 (vectorizable_type_promotion): Ditto.
17153 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17154 vec_pack_trunc_optab.
17155 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17157 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17158 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17159 Rename from VEC_PACK_MOD_EXPR.
17160 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17161 * expr.c (expand_expr_real_1): Ditto.
17162 * tree-inline.c (estimate_num_insns_1): Ditto.
17163 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17165 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17166 (vec_unpacks_lo_v4sf): Ditto.
17167 (vec_pack_trunc_v2df): Ditto.
17168 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17169 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17170 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17172 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17174 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17176 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17177 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17178 packing of floating point operands.
17179 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17180 represent unpacking of floating point operands.
17181 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17182 [vec_unpacks_hi]: Ditto.
17183 [vec_unpacks_lo]: Ditto.
17185 2007-04-22 Jan Hubicka <jh@suse.cz>
17187 * final.c (rest_of_handle_final): Call
17188 targetm.asm_out.constructor/targetm.asm_out.destructor
17189 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17190 proper priority via decl_*_priority_insert.
17191 * c-common.c (c_expand_body): Likewise.
17193 2007-04-22 Richard Guenther <rguenther@suse.de>
17195 PR tree-optimization/29789
17196 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17197 (rewrite_reciprocal): New helper split out from
17198 determine_invariantness_stmt.
17199 (rewrite_bittest): Likewise.
17200 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17201 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17204 2007-04-22 Revital Eres <eres@il.ibm.com>
17206 * loop-unroll.c (var_to_expand): New field to support also
17207 insns of the form x = something + x.
17208 (analyze_insn_to_expand_var): Use it.
17209 (expand_var_during_unrolling): Likewise.
17211 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17213 * predict.c: Include pointer-set.h.
17214 (bb_predictions): New variable.
17215 (tree_predicted_by_p, tree_predict_edge,
17216 remove_predictions_associated_with_edge): Use bb_predictions map
17217 instead of bb->predictions.
17218 (clear_bb_predictions, assert_is_empty): New functions.
17219 (combine_predictions_for_bb): Use bb_predictions map. Call
17220 clear_bb_predictions.
17221 (tree_estimate_probability): Create and free bb_predictions map.
17222 * Makefile.in (predict.o): Add pointer-set.h dependency.
17223 * basic-block.h (struct basic_block_def): Remove predictions
17225 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17227 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17230 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17233 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17235 * timevar.c (timevar_print): Change reference of --disable-checking to
17236 --enable-checking=release. Also warn if assert checking is disabled.
17238 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17241 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17242 decl as addressable if the compound literal was marked as
17244 Mark the decl as a gimple register if it is a complex or
17245 vector decl and does not live in memory.
17247 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17249 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17250 (GENERIC_NEXT): New function macro.
17251 (PHI_CHAIN): Use phi_node's new chain variable.
17252 (tree_phi_node): Change tree_common to tree_base
17253 and add the chain field.
17254 * tree-phinodes.c (make_phi_node): Don't set
17255 TREE_TYPE on the new node.
17256 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17257 instead of checking GIMPLE_TUPLE_P in chain_next.
17258 * tree-vect-transform.c
17259 (get_initial_def_for_induction): Look at
17260 PHI_RESULT_TREE for the type of the phi node.
17261 (update_vuses_to_preheader): Use PHI_CHAIN
17262 instead of TREE_CHAIN on the phi node.
17263 * tree-ssa-structalias.c (compute_points_to_sets):
17265 (ipa_pta_execute): Likewise.
17267 2007-04-21 Richard Guenther <rguenther@suse.de>
17269 PR middle-end/31136
17270 * fold-const.c (fold_unary): Call fold_convert_const on the
17273 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17275 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17276 (store_killed_in_pat): New.
17278 2007-04-20 Richard Henderson <rth@redhat.com>
17281 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17282 TREE_LIST with a void_type_node value, not void_list_node exactly.
17284 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17286 * doc/standards.texi: Re-arrange into language-specific
17287 subsections. Add a C++ section, documenting which standards we
17290 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17292 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17293 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17295 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17297 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17298 ecrti.o and crtbegin.o.
17299 (LIB_DEFAULT_SPEC): Include -lc.
17300 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17302 2007-04-20 Richard Henderson <rth@redhat.com>
17305 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17306 argument; update all callers.
17307 (get_unaligned_offset): New.
17308 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17309 get_unaligned_address, just pass on the address directly.
17310 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17311 the subreg in the helper patterns.
17312 (unaligned_extendqidi_le): Use get_unaligned_offset.
17313 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17314 (unaligned_extendhidi_be): Likewise.
17315 (unaligned_extendhidi): Tidy.
17316 * config/alpha/alpha-protos.h: Update.
17318 2007-04-20 Richard Henderson <rth@redhat.com>
17320 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17321 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17322 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17323 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17324 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17325 (CPP_SPEC): Don't include %(cpp_subtarget).
17326 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17327 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17328 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17330 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17332 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17333 for __builtin_ia32_cmpordss.
17335 PR tree-optimization/31632
17336 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17337 and arg1 for optimizations of comparison against min/max values.
17338 Fold arg0 to arg1's type for optimizations of comparison against
17339 min+1 and max-1 values.
17341 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17343 * reload.c (combine_reloads): When trying to use a dying register,
17344 check whether it's uninitialized and don't use if so.
17346 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17348 * fold-const.c: Remove prototypes for native_encode_expr and
17349 native_interpret_expr.
17350 (native_encode_expr): Make non-static.
17351 (native_interpret_expr): Likewise.
17352 * tree.h: Add prototypes for the above.
17354 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17356 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17357 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17358 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17359 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17360 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17361 Add length attributes.
17363 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17365 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17368 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17369 __STDC_WANT_DEC_FP__.
17371 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17373 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17374 for long double compatibility.
17375 * configure: Regenerate.
17377 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17379 PR rtl-optimization/29841
17380 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17382 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17383 that may cause control flow transfer from being moved.
17385 2007-04-18 Jan Hubicka <jh@suse.cz>
17387 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17390 2007-04-18 Eric Christopher <echristo@apple.com>
17392 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17393 only. Update operands.
17394 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17395 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17396 link register to pic register.
17398 2007-04-18 Dirk Mueller <dmueller@suse.de>
17400 PR diagnostic/31227
17401 * tree-vrp.c (search_for_addr_array): New.
17402 (check_array_bounds): Suppress warning about
17403 address taken of array refs if its not de-referenced.
17405 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17407 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17408 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17410 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17411 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17412 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17414 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17416 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17418 (vect_analyze_scalar_cycles): Fix indentation.
17419 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17420 (vect_mark_relevant): Include phis in relevance analysis.
17422 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17424 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17426 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17427 output_operand_lossage().
17429 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17431 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17432 the unused code for reduction without adjust-in-epilog to simplify the
17435 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17437 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17438 (S390_TDC_NEGATIVE_ZERO): New constant.
17439 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17440 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17441 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17442 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17443 (S390_TDC_POSITIVE_INFINITY): New constant.
17444 (S390_TDC_NEGATIVE_INFINITY): New constant.
17445 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17446 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17447 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17448 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17449 (S390_TDC_INFINITY): New constant.
17450 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17451 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17452 optimization for UNSPEC_CCZ_TO_INT.
17453 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17454 ("*ccz_to_int"): New insn.
17455 ("isinf<mode>2"): New insn.
17456 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17457 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17458 (UNSPEC_CCZ_TO_INT): New constant.
17460 2007-04-18 Richard Guenther <rguenther@suse.de>
17462 PR tree-optimization/19431
17463 PR tree-optimization/21463
17464 * tree-pass.h (pass_phiprop): Declare.
17465 * passes.c (init_optimization_passes): New phiprop pass.
17466 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17467 (phivn_valid_p): New helper function.
17468 (phiprop_insert_phi): Likewise.
17469 (propagate_with_phi): Likewise.
17470 (tree_ssa_phiprop): New propagator propagating loads
17471 through phi nodes if profitable.
17473 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17475 * tree-vect-analyze.c (process_use): New function.
17476 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17477 Check phis in all bbs.
17478 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17481 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17483 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17486 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17489 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17492 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17494 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17496 (sse_vmmulv4sf3): Likewise.
17497 (sse2_vmaddv2df3): Likewise.
17498 (sse2_vmmulv2df3): Likewise.
17500 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17502 PR rtl-optimization/31360
17503 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17504 (target_reg_cost): New.
17505 (init_set_costs): Initialize target_reg_cost. Add comments
17506 regarding the rationale of the costs.
17507 (global_cost_for_size): Renamed to...
17508 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17509 of register pressure.
17510 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17511 estimate_reg_pressure_cost. Add number of ivs.
17512 (determine_set_costs): Dump target_reg_cost.
17513 * loop-invariant.c (gain_for_invariant): Use
17514 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17515 (best_gain_for_invariant, find_invariants_to_move): Remove
17517 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17518 (target_reg_cost): Declare.
17519 (global_cost_for_size): Declaration removed.
17520 (estimate_reg_pressure_cost): Declare.
17522 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17524 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17525 regnos into even/odd register pairs.
17526 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17527 TDmode similar to the other floating point modes.
17528 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17529 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17531 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17532 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17533 (movdd_hardfloat64): Use TARGET_MFPGPR.
17535 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17537 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17540 2005-01-05 Richard Henderson <rth@redhat.com>
17542 * reload1.c (do_input_reload): Restrict the optimization deleteing
17543 a previous output reload to RELOAD_FOR_INPUT.
17545 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17547 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17548 induc_vec_info_type.
17549 (vectorizable_induction): New function declaration.
17550 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17551 check if already vectorized. Find first place in BB where new stmts
17552 can be inserted. Takes only one argument.
17553 (vectorizable_induction): New function.
17554 (vect_transform_stmt): Add case for induc_vec_info_type to call
17555 vectorizable_induction.
17556 (vect_transform_loop): Consider phis for vectorization.
17557 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17559 (analyze_operations): Call vectorizable_induction when analyzing phis.
17561 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17562 (vect_mark_relevant): Include phis in relevance analysis.
17563 (vect_mark_stmts_to_be_vectorize): Likewise.
17564 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17566 2007-04-16 Lawrence Crowl <crowl@google.com>
17568 * doc/invoke.texi (Debugging Options): Add documentation for the
17569 -femit-struct-debug options -femit-struct-debug-baseonly,
17570 -femit-struct-debug-reduced, and
17571 -femit-struct-debug-detailed[=...].
17573 * c-opts.c (c_common_handle_option): Add
17574 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17575 and OPT_femit_struct_debug_detailed_.
17576 * c.opt: Add specifications for
17577 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17578 and -femit-struct-debug-detailed[=...].
17579 * opts.c (set_struct_debug_option): Parse the
17580 -femit-struct-debug-... options.
17581 * opts.c (matches_main_base, main_input_basename,
17582 main_input_baselength, base_of_path, matches_main_base): Add
17583 variables and functions to compare header base name to compilation
17585 * opts.c (should_emit_struct_debug): Add to determine to emit a
17586 structure based on the option.
17587 (dump_struct_debug) Also disabled function to debug this
17589 * opts.c (handle_options): Save the base name of the
17592 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17593 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17594 This hook indicates if a type is generic. Set it by default
17595 to "never generic".
17596 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17597 to determine if a struct type is generic or not.
17598 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17599 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17600 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17601 with live C++ hook.
17603 * flags.h (enum debug_info_usage): Add an enumeration to describe
17604 a program's use of a structure type.
17605 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17606 to indicate the program's usage of the type. Filter structs based
17607 on the -femit-struct-debug-... specification.
17608 (gen_type_die): Split into two routines, gen_type_die and
17609 gen_type_die_with_usage. gen_type_die is now a wrapper
17610 that assumes direct usage.
17611 (gen_type_die_with_usage): Replace calls to gen_type_die
17612 with gen_type_die_with_usage adding the program usage of
17613 the referenced type.
17614 (dwarf2out_imported_module_or_decl): Suppress struct debug
17615 information using should_emit_struct_debug when appropriate.
17617 2007-04-16 Ian Lance Taylor <iant@google.com>
17619 PR tree-optimization/31522
17620 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17621 (vrp_initialize): Allocate vr_phi_edge_counts.
17622 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17623 executable edge. Drop test for all constants.
17624 (vrp_finalize): Free vrp_phi_edge_counts.
17626 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17627 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17629 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17630 predecessors at head rather than tail.
17632 2007-04-16 Matthias Klose <doko@debian.org>
17634 * config/alpha/linux.h (CPP_SPEC): Define.
17635 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17637 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17639 * function.h: Remove sequence_stack extern declaration.
17641 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17643 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17645 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17648 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17650 * config/avr/avr.c (avr_arch_types): Rearranging array.
17651 (enum avr_arch): Add.
17652 (avr_mcu_types): Use avr_arch enumeration constants instead of
17654 * config/avr/avr.h (LINK_SPEC): Simplify.
17656 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17658 * config/m68k/m68k.c (m68k_libcall_value,
17659 m68k_function_value): Use macros for register names more.
17661 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17663 (M68K_REGNAME): Use A6_REG.
17664 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17666 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17668 PR middle-end/28071
17669 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17670 'pending_read_list_length' and 'pending_write_list_length'. Update
17672 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17673 to handle two length counters instead of one. Update all uses.
17674 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17675 two length counters instead of one.
17676 * sched-rgn.c (propagate_deps): Update to handle two length counters
17679 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17682 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17683 copy of source, pass it to ix86_expand_vector_set and return
17686 2007-04-16 David Ung <davidu@mips.com>
17687 Joseph Myers <joseph@codesourcery.com>
17689 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17690 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17691 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17692 Add 74K processor information.
17693 * config/mips/mips.md: Include 74k.md.
17694 (cpu): Add 74kc,74kf,74kx.
17695 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17696 * config/mips/74k.md: New.
17697 * doc/invoke.texi (MIPS Options): Document 74K support.
17699 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17701 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17702 vectorizable_* functions.
17703 * tree-vect-transform.c (vectorizable_call): Add check for
17704 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17705 (vectorizable_store): likewise.
17706 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17708 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17709 (vectorizable_type_promotion, vectorizable_load): Likewise.
17710 (vectorizable_live_operation, vectorizable_condition): Likewise.
17711 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17713 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17715 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17717 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17718 register numbers more.
17719 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17720 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17721 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17722 FUNCTION_VALUE_REGNO_P): Likewise.
17723 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17724 STATIC_CHAIN_REGNUM): Likewise.
17725 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17726 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17727 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17728 * config/m68k/m68k.md (FP_REG): New.
17730 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17732 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17735 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17737 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17738 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17741 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17743 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17746 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17749 * c-decl.c (finish_decl): Grab the type of the decl after the call
17750 to store_init_value.
17752 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17754 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17756 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17759 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17760 dominators, post dominators and cleanup cfg before returning.
17762 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17764 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17765 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17767 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17769 * config.gcc: Recognize fido.
17770 * config/m68k/m68k-devices.def (fidoa): New.
17771 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
17773 (FL_FIDOA, TARGET_FIDOA): New.
17774 * config/m68k/m68k.opt (mfidoa): New.
17776 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17778 PR middle-end/31322
17779 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
17780 when a personality function is used.
17782 2007-04-13 Bob Wilson <bob.wilson@acm.org>
17784 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
17786 2007-04-13 Mike Stump <mrs@apple.com>
17788 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
17790 * config/darwin.opt (fapple-kext): Make C++ only.
17791 * config/darwin.c (darwin_override_options): Remove code to ensure
17792 -fapple-kext is given for C++ only.
17794 2007-04-13 Richard Sandiford <richard@codesourcery.com>
17796 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
17797 * config/mips/mips.c (override_options): Call
17798 SUBTARGET_OVERRIDE_OPTIONS, if defined.
17800 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17802 * config/i386/i386.opt (msvr3-shlib): Removed.
17804 * doc/invoke.texi: Remove -msvr3-shlib.
17806 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17808 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
17809 with "popcnt" instruction.
17811 2007-04-13 Richard Guenther <rguenther@suse.de>
17813 PR tree-optimization/21258
17814 * tree-vrp.c (compare_case_labels): New helper.
17815 (find_switch_asserts): New function.
17816 (find_assert_locations): Call it for SWITCH_EXPRs.
17818 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
17820 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
17821 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
17822 check is now implied in X87_FLOAT_MODE_P.
17823 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17824 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17825 (fix_trunc<mode>_i386_fisttp): Ditto.
17826 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17827 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17828 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17829 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17830 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17831 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17832 (unnamed_splitters): Ditto.
17833 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
17834 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
17835 FIRST_SSE_REG for local functions when SSE math is enabled or
17836 for functions with sseregparm attribute.
17837 (standard_80387_constant_p): Return -1 if mode is not
17839 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
17840 (ix86_expand_compare): Ditto.
17841 (ix86_expand_carry_flag_compare): Ditto.
17842 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
17843 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
17844 DECIMAL_FLOAT_MODE_P.
17845 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
17846 of SCALAR_FLOAT_MODE_P.
17847 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
17848 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
17849 checks before FLOAT_MODE_P.
17850 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
17851 before FLOAT_MODE_P.
17856 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
17858 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
17859 Charles Wilson <libtool@cwilson.fastmail.fm>
17861 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
17862 (libgcc.mvars): Don't depend on them.
17863 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
17864 * exec-tool.in: New.
17866 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
17868 * doc/invoke.text (--help): Document --help=common.
17870 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
17872 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
17874 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17876 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
17877 * genemit.c (main): Emit #include "integrate.h".
17878 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
17879 (LOADGP_RTP): New mips_loadgp_style.
17880 * config/mips/mips.h: Include config/vxworks-dummy.h.
17881 (TARGET_RTP_PIC): New macro.
17882 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
17883 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
17884 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
17885 for TARGET_RTP_PIC.
17886 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
17887 -mvxworks-pic when using -mrtp and a PIC option.
17888 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
17890 (mips_symbolic_constant_p, mips_symbolic_address_p)
17891 (mips_symbol_insns): Handle SYMBOL_HALF.
17892 (override_options): Warn about -G and -mrtp being used together.
17893 Initialize mips_lo_relocs[SYMBOL_HALF].
17894 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
17895 (mips_emit_loadgp): Handle LOADGP_RTP.
17896 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
17897 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
17898 (tablejump): Handle function-relative case table entries if
17900 * config/mips/predicates.md (symbol_ref_operand): New predicate.
17902 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17904 * config/mips/mips.md (load_call<mode>): Allow any general register.
17906 (sibcall_value_internal, sibcall_value_multiple_internal)
17907 (call_value_internal, call_value_split, call_value_multiple_internal)
17908 (call_value_multiple_split): Remove constraints from operand 0.
17910 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17912 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
17913 rather than loadgp_noshared.
17914 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
17915 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
17917 * config/mips/mips.md (loadgp): Rename to...
17918 (loadgp_newabi): ...this.
17919 (loadgp_noshared): Rename to...
17920 (loadgp_absolute): ...this.
17922 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17924 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
17925 false for locally-binding symbols.
17926 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
17928 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17930 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
17931 (SYMBOL_GOT_PAGE_OFST): ...this.
17932 (SYMBOL_GOT_GLOBAL): Rename to...
17933 (SYMBOL_GOT_DISP): ...this.
17934 (SYMBOL_GOTOFF_GLOBAL): Rename to...
17935 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
17936 * config/mips/mips.c (mips_global_symbol_p): New function.
17937 (mips_symbol_binds_local_p): Likewise.
17938 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
17939 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
17940 mips_global_symbol_p and mips_symbol_binds_local_p.
17941 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
17942 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
17943 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
17944 SYMBOL_GOTOFF_DISP.
17945 (mips_ok_for_lazy_binding_p): New function.
17946 (mips_load_call_address, mips_expand_call): Use it.
17947 (mips_dangerous_for_la25_p): Likewise.
17948 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
17949 (*got_disp<mode>): Use got_disp_operand instead of
17950 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
17951 SYMBOL_GOTOFF_GLOBAL.
17952 (*got_page<mode>): Use got_page_ofst_operand instead of
17954 * config/mips/predicates.md (const_call_insn_operand): Use
17955 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
17956 (global_got_operand): Rename to...
17957 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
17959 (local_got_operand): Rename to...
17960 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
17961 of SYMBOL_GOT_LOCAL.
17963 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17965 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
17966 TARGET_CALL_CLOBBERED_GP.
17967 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17968 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
17969 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
17970 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
17971 of TARGET_ABICALLS && !TARGET_NEWABI.
17972 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17973 * config/mips/mips.c (mips_load_call_address): Check
17974 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17975 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17976 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17977 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
17978 TARGET_ABICALLS && TARGET_NEWABI.
17979 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
17981 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
17982 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
17983 TARGET_ABICALLS && TARGET_NEWABI.
17984 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
17985 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
17986 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
17987 whether indirect calls must use $25.
17988 (mips_extra_live_on_entry): Check TARGET_GOT instead of
17990 * config/mips/mips.md (jal_macro): Check flag_pic and
17991 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
17992 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
17993 instead of TARGET_ABICALLS.
17994 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
17995 TARGET_ABICALLS && TARGET_OLDABI.
17996 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17997 (sibcall): In the comment above the define_insn, mention
17998 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
17999 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18000 instead of TARGET_ABICALLS.
18002 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18004 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18005 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18006 (MACFLAGS_MATCH_P): New macro.
18007 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18008 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18009 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18010 the other MACFLAG constants.
18011 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18012 (flag_machi): Tighten constraints. Renumber some of the operands.
18013 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18015 (flag_machi_parts_acconly): New pattern.
18016 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18018 (flag_macinit1hi): Tighten constraints.
18019 (flag_mul_macv2hi_parts_acconly): New pattern.
18021 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18022 Use a more efficient implementation.
18023 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18024 inline sequences when not optimizing for size.
18026 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18027 movhi_high2low): Delete, merge functionality into...
18028 (packv2hi): ... this pattern.
18030 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18031 * config/bfin/bfin.opt (msim): New option.
18032 (mcpu=): New option.
18033 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18034 (bfin_cpu_t): Typedef of enum bfin_cpu.
18035 (bfin_cpu_type): New declaration.
18036 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18037 -msim and -mcpu= options.
18038 (LIB_SPEC): Likewise.
18039 * config/bfin/bfin.c (bfin_cpu_type): Define.
18040 (bfin_handle_option): Handle -mcpu= option.
18041 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18042 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18043 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18045 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18047 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18048 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18049 (powerpc-wrs-vxworksae): Use ${tm_file}.
18050 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18051 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18052 * config/i386/vx-common.h: New file.
18054 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18056 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18059 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18061 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18064 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18068 * c-common.c (c_build_qualified_type): Set canonical type
18071 2007-04-12 Richard Guenther <rguenther@suse.de>
18073 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18074 lower bound and element size if lower bound is not zero
18075 or either of the ARRAY_REF operands is set.
18077 2007-04-12 Richard Guenther <rguenther@suse.de>
18079 PR tree-optimization/24689
18080 PR tree-optimization/31307
18081 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18083 * gimplify.c (canonicalize_addr_expr): To be consistent with
18084 gimplify_compound_lval only set operands two and three of
18085 ARRAY_REFs if they are not gimple_min_invariant. This makes
18086 it never at this place.
18087 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18089 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18091 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18092 null before emitting a .nsubspa directive.
18094 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18096 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18097 need_to_partition_p if there are no memory statements in the
18100 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18102 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18103 (gcd_of_steps_may_divide_p): New function.
18104 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18106 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18108 * reload.c (find_reloads_toplev, find_reloads_address,
18109 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18110 not a pointer equality test, to decide if we need to call
18111 push_reg_equiv_alt_mem.
18113 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18115 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18116 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18118 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18120 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18122 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18123 vector to be positive.
18125 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18129 * doc/invoke.texi: Document --params max-aliased-vops and
18131 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18132 debug_memory_partitions): Move to tree-flow.h
18133 * params.h (AVG_ALIASED_VOPS): Define.
18134 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18136 (mp_info_t): Likewise.
18137 (get_mem_sym_stats_for): New.
18138 (set_memory_partition): Move from tree-flow-inline.h.
18139 (mark_non_addressable): Only clear the set of symbols for the
18140 partition if it exists.
18141 (dump_memory_partitions): Move from tree-ssa-operands.c
18142 (debug_memory_partitions): Likewise.
18143 (need_to_partition_p): New.
18144 (dump_mem_ref_stats): New.
18145 (debug_mem_ref_stats): New.
18146 (dump_mem_sym_stats): New.
18147 (debug_mem_sym_stats): New.
18148 (update_mem_sym_stats_from_stmt): New.
18149 (compare_mp_info_entries): New.
18150 (mp_info_cmp): Call it.
18151 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18153 (get_mpt_for): Move from tree-ssa-operands.c.
18154 (find_partition_for): New.
18155 (create_partition_for): Remove.
18156 (estimate_vop_reduction): New.
18157 (update_reference_counts): New.
18158 (build_mp_info): New.
18159 (compute_memory_partitions): Refactor.
18160 Document new heuristic.
18161 Call build_mp_info, update_reference_counts,
18162 find_partition_for and estimate_vop_reduction.
18163 (compute_may_aliases): Populate virtual operands before
18164 calling debugging dumps.
18165 (delete_mem_sym_stats): New.
18166 (delete_mem_ref_stats): New.
18167 (init_mem_ref_stats): New.
18168 (init_alias_info): Call it.
18169 (maybe_create_global_var): Remove alias_info argument.
18170 Get number of call sites and number of pure/const call sites
18171 from gimple_mem_ref_stats().
18172 (dump_alias_info): Call dump_memory_partitions first.
18173 (dump_points_to_info_for): Show how many times a pointer has
18175 * opts.c (decode_options): For -O2 set --param
18176 max-aliased-vops to 500.
18177 For -O3 set --param max-aliased-vops to 1000 and --param
18178 avg-aliased-vops to 3.
18179 * fortran/options.c (gfc_init_options): Remove assignment to
18181 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18182 * tree-dfa.c (dump_variable): Dump memory reference
18184 Dump NO_ALIAS* settings.
18185 (referenced_var_lookup): Tidy.
18186 (mem_sym_stats): New.
18187 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18188 and ORIG are different SSA names for a memory partition.
18189 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18190 * tree-flow.h (struct mem_sym_stats_d): Define.
18191 (mem_sym_stats_t): Define.
18192 (struct mem_ref_stats_d): Define.
18193 (struct gimple_df): Add field mem_ref_stats.
18194 (enum noalias_state): Define.
18195 (struct var_ann_d): Add bitfield noalias_state.
18196 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18197 debug_mem_ref_stats, debug_memory_partitions,
18198 debug_mem_sym_stats): Declare.
18199 * tree-ssa-structalias.c (update_alias_info): Update call
18200 sites, pure/const call sites and asm sites in structure
18201 returned by gimple_mem_ref_stats.
18202 Remove local variable IS_POTENTIAL_DEREF.
18203 Increase NUM_DEREFS if the memory expression is a potential
18205 Call update_mem_sym_stats_from_stmt.
18206 If the memory references memory, call
18207 update_mem_sym_stats_from_stmt for all the direct memory
18208 symbol references found.
18209 (intra_create_variable_infos): Set noalias_state field for
18210 pointer arguments according to the value of
18211 flag_argument_noalias.
18212 * tree-ssa-structalias.h (struct alias_info): Remove fields
18213 num_calls_found and num_pure_const_calls_found.
18214 (update_mem_sym_stats_from_stmt): Declare.
18215 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18216 Set default value to 100.
18217 (PARAM_AVG_ALIASED_VOPS): Define.
18219 2007-04-11 Richard Guenther <rguenther@suse.de>
18221 PR middle-end/31530
18222 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18223 a * -b + c as c - a * b if we honor sign dependent rounding.
18225 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18227 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18228 bfin_expand_strmov.
18229 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18230 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18232 (initialize_trampoline): Don't use old-style function definition.
18233 (bfin_secondary_reload): Mark IN_P argument as unused.
18235 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18237 PR tree-optimization/31343
18238 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18239 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18240 * testsuite/gcc.dg/vect/pr31343.c: New.
18242 2007-04-10 Eric Christopher <echristo@apple.com>
18244 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18245 * config/i386/i386.md (*cmpfp0): Use.
18246 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18247 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18248 (fix_trunc<mode>_i386_fisttp): Ditto.
18249 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18250 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18251 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18252 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18253 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18254 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18255 (unnamed_splitters): Ditto.
18256 * config/i386/i386.c (output_fix_trunc): Assert that
18257 we're not being passed a TFmode operand.
18259 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18261 PR tree-optimization/31526
18262 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18263 n_basic_blocks to find newly added blocks.
18265 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18267 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18269 (fix_trunc<mode>si_sse): Ditto.
18270 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18271 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18272 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18273 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18274 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18275 expander using SSEMODEF mode macro.
18276 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18277 expander using SSEMODEF mode macro.
18278 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18279 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18280 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18281 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18282 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18283 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18284 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18285 Macroize insn using X87MODEF mode macro.
18287 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18289 * config/i386/sse.md (sse2_pinsrw): Removed.
18290 (sse2_pextrw): Renamed to ...
18291 (*sse2_pextrw): This.
18293 2007-04-09 Jan Hubicka <jh@suse.cz>
18296 * config/i386/sse.md
18297 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18298 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18299 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18300 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18302 2007-04-09 Jan Hubicka <jh@suse.cz>
18304 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18305 multiple fields of union.
18307 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18309 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18310 (create_preheaders): Check that loops are available.
18311 (fix_loop_structure): Clean up, improve comments.
18312 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18313 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18315 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18316 * predict.c (tree_estimate_probability): Do not call
18317 calculate_dominance_info. Call create_preheaders.
18318 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18319 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18321 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18322 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18323 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18324 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18327 2007-04-08 Jan Hubicka <jh@suse.cz>
18329 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18330 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18331 * fold-const.c (fold_unary): Use it.
18333 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18335 * varasm.c (assemble_variable): Remove call to
18336 lang_hooks.decls.prepare_assemble_variable.
18337 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18338 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18339 * langhooks.h (lang_hooks_for_decls): Remove
18340 prepare_assemble_variable.
18342 2007-04-08 Mike Stump <mrs@apple.com>
18344 * config/i386/i386.c: Use inc/dec on Core2.
18346 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18348 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18349 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18350 lhd_tree_inlining_end_inlining): Remove.
18351 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18352 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18353 end_inlining hooks.
18354 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18355 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18356 lhd_tree_inlining_end_inlining): Remove prototypes.
18357 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18358 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18359 LANG_HOOKS_TREE_INLINING_START_INLINING,
18360 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18362 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18365 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18368 * config/avr/predicates.md (io_address_operand): Delete predicate.
18369 (low_io_address_operand): Don't use 'mode' argument.
18370 (higth_io_address_operand): Rename ...
18371 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18372 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18375 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18377 Revert change removing staticp.
18379 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18382 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18385 2007-04-07 Bruce Korb <bkorb@gnu.org>
18387 * c.opt: Add -Wformat-contains-nul.
18388 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18390 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18391 the NUL byte warning.
18393 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18395 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18397 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18399 * tree.c (staticp): No longer use staticp langhook.
18400 * langhooks.c (lhd_staticp): Removed.
18401 * langhooks.h (struct lang_hooks): Remove staticp.
18402 * c-common.c (c_staticp): Remove.
18403 * c-common.h (c_staticp): Ditto.
18404 * langhooks-defs.h (lhd_staticp): Ditto.
18405 (LHD_HOOKS_STATICP): Ditto
18406 * tree.h (gcc_assert_lowered): New macro.
18408 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18410 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18411 argument "reliable".
18412 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18413 Add argument "reliable". Propagate it through calls.
18414 (infer_loop_bounds_from_undefined): Derive number of iterations
18415 estimates from references in blocks that do not dominate loop latch.
18416 (gcov_type_to_double_int): New function.
18417 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18418 and expected_loop_iterations_unbounded.
18419 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18420 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18421 * tree-data-ref.c (estimated_loop_iterations): Export.
18422 (get_references_in_stmt): Fix -- do not return addresses of local
18424 * cfgloop.h (expected_loop_iterations_unbounded,
18425 estimated_loop_iterations): Declare.
18427 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18429 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18431 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18433 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18434 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18435 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18436 Use output_387_reg_move().
18437 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18438 expander using X87MODEF12 mode macro.
18439 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18440 choosing register preferences. Use output_387_reg_move().
18441 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18442 instead of "x". Use output_387_reg_move().
18443 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18444 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18445 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18446 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18447 Use output_387_reg_move().
18448 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18450 (*truncxf?f_i387 splitter): Ditto.
18452 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18454 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18455 LANG_HOOKS_SAFE_FROM_P.
18456 * expr.c (safe_from_p): Remove langhook call.
18457 * langhooks.h (lang_hooks): Remove safe_from_p.
18458 (lhd_safe_from_p): Remove prototype.
18459 * langhooks.c (lhd_safe_from_p): Remove.
18461 2007-04-06 Jan Hubicka <jh@suse.cz>
18463 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18466 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18468 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18469 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18470 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18471 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18473 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18474 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18476 2007-04-05 Richard Henderson <rth@redhat.com>
18478 * config/alpha/alpha.c (print_operand) [+]: Remove.
18479 (alpha_end_function): Print nop if call at end of function.
18480 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18481 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18482 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18483 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18484 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18485 the call pattern. Update peepholes to match.
18487 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18489 * doc/extend.texi (Other Builtins): Add decimal float variants
18491 * builtins.def: Ditto.
18492 * builtins.c (expand_builtin): Ditto.
18494 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18495 H.J. Lu <hongjiu.lu@intel.com>
18498 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18499 of V8HImode when calling ix86_binary_operator_ok.
18500 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18501 (sdot_prodv8hi): Operands 1 and 2 must be register.
18503 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18505 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18506 initialize align to silence bogus warning.
18508 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18510 PR middle-end/22156
18511 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18513 (struct sra_walk_fns): Remove use_all parameter from use.
18514 (sra_hash_tree): Handle BIT_FIELD_REFs.
18515 (sra_elt_hash): Don't hash bitfld blocks.
18516 (sra_elt_eq): Skip them in parent compares as well. Handle
18518 (sra_walk_expr): Don't maintain or pass down use_all_p.
18519 (scan_use): Remove use_all parameter.
18520 (scalarize_use): Likewise. Re-expand assignment to
18521 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18522 output, and re-scalarize after output. Don't mark anything
18524 (scalarize_ldst): Adjust.
18525 (scalarize_walk_gimple_modify_statement): Likewise.
18526 (build_element_name_1): Handle BIT_FIELD_REFs.
18527 (instantiate_element): Don't warn for any element whose parent
18528 is used as a whole.
18529 (instantiate_missing_elements_1): Return the sra_elt.
18530 (canon_type_for_field): New.
18531 (try_instantiate_multiple_fields): New.
18532 (instantiate_missing_elemnts): Use them.
18533 (mark_no_warning): Removed.
18534 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18535 (REPLDUP, sra_build_elt_assignment): New.
18536 (generate_copy_inout): Use them.
18537 (generate_element_copy): Likewise. Handle bitfld differences.
18538 (generate_element_zero): Don't recurse for blocks. Use
18539 sra_build_elt_assignment.
18540 (generate_one_element_int): Take elt instead of var. Use
18541 sra_build_elt_assignment.
18542 (generate_element_init_1): Adjust.
18543 (scalarize_use, scalarize_copy): Use REPLDUP.
18544 (scalarize_ldst): Move assert before dereference.
18545 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18547 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18549 * regmove.c: Fix unused variable warnings due to previous commit.
18551 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18553 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18554 (regmove_bb_head): Remove.
18555 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18556 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18557 problems with fixup_match_1.
18558 Don't initialize/free regmove_bb_head.
18560 (reg_is_remote_constant_p): If an insn is in the same basic block
18561 but not before INSN, consider it remote, too.
18563 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18566 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18567 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18569 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18571 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18572 (CONDITIONAL_REGISTER_USAGE): Likewise.
18574 2007-04-04 Richard Henderson <rth@redhat.com>
18576 * config/alpha/lib1funcs.asm: Remove unused file.
18578 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18581 * opts.c (print_specific_help): Fix --help=<language>
18583 (common_handle_option): Support --help=common.
18585 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18588 * gcc.c (main): Do not run the linker if
18589 print_subprocess_help indicates that it shouldn't be
18592 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18595 * doc/invoke.texi (--help=): Document <languages> value, fix
18596 formatting in tables of values.
18598 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18600 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18601 dllimport attribute of virtual methods.
18603 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18605 * config/score/crti.asm: Change _bss_start to __bss_start.
18606 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18607 (OUTGOING_REG_PARM_STACK_SPACE) update.
18608 * config/score/score.opt: add options to make backend support
18609 score5, score5u, score7 and score7d.
18610 * config/score/score.md: Likewise.
18611 * config/score/misc.md: Likewise.
18612 * config/score/mac.md: Likewise.
18613 * doc/invoke.texi: Likewise.
18614 * doc/md.texi: update constraints define.
18616 2007-04-03 Richard Henderson <rth@redhat.com>
18618 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18619 an appropriate type, use the mode instead.
18621 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18623 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18624 Set the default --with-arch setting to mips2.
18625 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18626 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18627 (MULTILIB_OSDIRNAMES): Delete.
18628 (MULTILIB_DIRNAMES): Define.
18629 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18630 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18631 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18632 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18633 VXWORKS_OS_CPP_BUILTINS.
18634 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18635 (MIPS_DEBUGGING_INFO): Undefine.
18636 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18638 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18640 PR middle-end/30704
18641 * fold-const.c (native_encode_real): Encode real.c provided longs
18642 as a series of 32-bit native integers.
18643 (native_interpret_real): Interpret buffer as a series of 32-bit
18646 2007-04-03 Richard Guenther <rguenther@suse.de>
18648 * genpreds.c (write_insn_constraint_len): Write function
18649 optimized for CONSTRAINT_LEN implementation.
18650 (write_tm_preds_h): Output insn_constraint_len inline and
18651 use it for CONSTRAINT_LEN.
18652 (write_insn_preds_c): Don't output insn_constraint_len.
18653 * doc/md.texi (define_register_constraint): Document multi-letter
18654 constraints shall have the same length if they start with the same
18657 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18660 * config/i386/i386.md (isinf<mode>2): Expand only when
18661 TARGET_C99_FUNCTIONS is set.
18663 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18665 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18666 (x86_64-*-linux*): Ditto.
18667 * config/i386/i386.opt (mpc): New option.
18668 * config/i386/i386.c (overrride_options): Handle
18669 ix87_precision_string.
18670 * config/i386/crtprec.c: New file.
18671 * config/i386/t-crtpc: Ditto.
18672 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18673 and -mpc80 options.
18674 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18675 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18676 crtprec32.o, crtprec64.o and crtprec80.o.
18678 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18679 and -mpc80 options.
18680 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18682 2007-04-02 Eric Christopher <echristo@apple.com>
18684 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18685 limitations on darwin.
18687 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18690 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18692 2007-04-02 Dave Korn <dave.korn@artimi.com>
18694 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18696 2007-04-02 Dave Korn <dave.korn@artimi.com>
18698 * libgcc2.h (exception_descriptor): Don't forward-declare.
18699 (__get_eh_table_language, __get_eh_table_version): Delete
18700 prototypes of long-dead functions.
18702 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18704 * ebitmap.h: New file
18705 * ebitmap.c: New file
18706 * Makefile.in (ebitmap.o): New target.
18708 2007-04-01 Jan Hubicka <jh@suse.cz>
18710 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18711 before very first instruction.
18713 2007-04-01 Jan Hubicka <jh@suse.cz>
18715 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18716 waring on 64bit hosts.
18717 * bitmap.h: Fix typo in bitmap_head_def.
18719 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18721 PR rtl-optimization/31391
18722 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18723 into a DELETED_LABEL note, and the label is in an empty basic
18724 block, update BB_END as well as BB_HEAD.
18726 2007-04-01 Richard Henderson <rth@redhat.com>
18728 PR tree-optimization/31169
18729 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18730 to varying if the range is outside [0, prec-1].
18732 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18735 * config/mips/mips.md (load_const_gp): New insn.
18736 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18737 the MIPS16 GP pseudo register if no_new_pseudos.
18738 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18740 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18743 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18745 (call_value): Likewise.
18747 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18748 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18751 * doc/invoke.texi: (optimization options): Reword description
18752 of -ffast-math. Document its primary purpose.
18754 2007-03-31 Richard Guenther <rguenther@suse.de>
18756 * omp-low.c (splay-tree.h): Include.
18757 (lookup_decl): Replace splay-tree usage by pointer-map.
18758 (maybe_lookup_decl): Likewise.
18759 (new_omp_context): Likewise.
18760 (delete_omp_context): Likewise.
18761 * gimplify.c (splay-tree.h): Include.
18762 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18764 (remap_ssa_name): Likewise.
18765 (remap_decl): Likewise.
18766 (remap_type_1): Likewise.
18767 (remap_type): Likewise.
18768 (copy_body_r): Likewise.
18769 (expand_call_inline): Likewise.
18770 (clone_body): Likewise.
18771 (copy_tree_r): Likewise.
18772 (remap_save_expr): Likewise.
18773 (unsave_r): Likewise.
18774 (unsave_expr_now): Likewise.
18775 (tree_function_versioning): Likewise.
18776 (build_duplicate_type): Likewise.
18777 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
18778 (struct copy_body_data): Replace splay-tree by pointer-map.
18779 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
18780 not $(SPLAY_TREE_H).
18781 (gimplify.o): Depend on $(SPLAY_TREE_H).
18782 (omp-low.p): Likewise.
18784 2007-03-31 Anatoly Sokolov <aesok@post.ru>
18786 * config/avr/predicates.md (even_register_operand,
18787 odd_register_operand): New predicates.
18788 * config/avr/avr.md (movw peephole2): New.
18789 (movw_r peephole2): New.
18791 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
18793 * tree.h (get_signed_or_unsigned_type): New.
18794 * fold-const.c (operand_equal_for_comparison_p): Use
18795 get_signed_or_unsigned_type instead of
18796 lang_hooks.types.signed_or_unsigned_type.
18797 * expr.c (store_expr): Ditto.
18798 * langhooks.c (get_signed_or_unsigned_type): New.
18799 (lhd_signed_or_unsigned_type): New.
18800 * langhooks.h (lhd_signed_or_unsigned_type): New.
18801 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
18803 2007-03-30 Richard Henderson <rth@redhat.com>
18805 * tree-ssa-loop-ivopts.c: Include target.h.
18806 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
18807 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
18808 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
18809 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
18811 2007-03-30 Richard Henderson <rth@redhat.com>
18812 Kai Tietz <kai.tietz@onevision.com>
18814 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
18815 default for 64-bit.
18816 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
18817 (TARGET_64BIT_MS_ABI): New.
18818 (DBX_REGISTER_NUMBER): Handle 64-bit.
18819 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
18820 (LONG_TYPE_SIZE): Force to 32.
18821 (REG_PARM_STACK_SPACE): New.
18822 (OUTGOING_REG_PARM_STACK_SPACE): New.
18823 (REGPARM_MAX, SSE_REGPARM_MAX): New.
18824 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18825 (STACK_BOUNDARY): Use 128 for 64-bit.
18826 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
18827 Add 64-bit implementation.
18828 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
18830 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
18831 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
18832 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
18833 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
18834 (ix86_handle_cconv_attribute): Don't warn when ignoring if
18835 TARGET_64BIT_MS_ABI.
18836 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
18837 (ix86_pass_by_reference): Likewise.
18838 (ix86_function_value_regno_p): Likewise.
18839 (ix86_build_builtin_va_list): Likewise.
18840 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18841 (function_arg_advance_ms_64): New.
18842 (function_arg_advance): Call it.
18843 (function_arg_ms_64): New.
18844 (function_arg): Call it.
18845 (function_value_ms_64): New.
18846 (ix86_function_value_1): Call it.
18847 (return_in_memory_ms_64): New.
18848 (ix86_return_in_memory): Call it.
18849 (setup_incoming_varargs_ms_64): New.
18850 (ix86_setup_incoming_varargs): Call it.
18851 (ix86_expand_prologue): Handle 64-bit stack probing.
18852 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
18853 (output_pic_addr_const): Likewise.
18854 (x86_this_parameter): Likewise.
18855 (x86_output_mi_thunk): Likewise.
18856 (x86_function_profiler): Likewise.
18857 (TARGET_STRICT_ARGUMENT_NAMING): New.
18858 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
18859 (TARGET_64BIT_MS_ABI): New.
18860 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
18861 * config/i386/i386.md (allocate_stack_worker): Remove.
18862 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
18863 describe the clobber of eax without a match_scratch.
18864 (allocate_stack_worker_postreload): Remove.
18865 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
18866 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
18867 (allocate_stack_worker_rex64_postreload): Remove.
18868 (allocate_stack): Handle 64-bit.
18869 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
18870 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
18871 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
18872 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
18873 (STANDARD_STARTFILE_PREFIX_1): Likewise.
18874 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
18875 * config.build (x86_64-*-mingw*): New host.
18876 * config.host (x86_64-*-mingw*): New host.
18877 * config.gcc (x86_64-*-mingw*): New target.
18878 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
18880 2007-03-30 Richard Henderson <rth@redhat.com>
18881 Kai Tietz <kai.tietz@onevision.com>
18883 * c-pragma.c (struct def_pragma_macro_value): New.
18884 (struct def_pragma_macro): New.
18885 (pushed_macro_table): New.
18886 (dpm_hash, dpm_eq): New.
18887 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
18888 (init_pragma): Install them.
18889 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18891 2007-03-30 Anatoly Sokolov <aesok@post.ru>
18893 * config/avr/avr.c (avr_override_options): Clear
18894 'flag_delete_null_pointer_checks'.
18896 2007-03-30 Paolo Carlini <pcarlini@suse.de>
18899 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
18900 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
18901 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
18902 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
18903 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
18904 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
18905 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
18907 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
18909 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
18911 * regmove.c: Move all of pass_stack_adjustments from here...
18912 * combine-stack-adj.c: ...to this new file.
18913 * Makefile.in: Add rules for combine-stack-adj.o.
18915 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
18917 PR tree-optimization/31383
18918 * tree-data-ref.c (affine_function_equal_p): Do not require the
18919 vectors to have the same length.
18921 2007-03-30 Jan Hubicka <jh@suse.cz>
18923 PR middle-end/30700
18924 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
18925 availablility; add more sanity checking; ask varpool only about
18928 2007-03-29 Richard Henderson <rth@redhat.com>
18930 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
18931 to decide, but __SIZEOF_LONG_LONG__.
18933 2007-03-29 Richard Henderson <rth@redhat.com>
18935 * emutls.c (struct __emutls_array): New.
18936 (emutls_destroy): Use it instead of casting element 0 from void*.
18937 (__emutls_get_address): Likewise.
18939 2007-03-29 Richard Henderson <rth@redhat.com>
18941 * varasm.c (initializer_constant_valid_p): Don't deny
18942 DECL_DLLIMPORT_P on functions.
18944 * config/i386/cygming.h: Remove function declarations.
18945 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
18946 (ASM_OUTPUT_LABELREF): Remove.
18947 (COMMON_ASM_OP): Remove.
18948 (ASM_OUTPUT_COMMON): Remove.
18949 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18950 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
18951 (ASM_DECLARE_FUNCTION_NAME): Likewise.
18952 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
18953 Rename from TARGET_ENCODE_SECTION_INFO.
18954 * config/i386/netware.h: Likewise.
18955 * config/i386/i386-protos.h: Update.
18956 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
18957 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
18958 (legitimate_constant_p): Reject dllimports.
18959 (dllimport_map, get_dllimport_decl): New.
18960 (legitimize_dllimport_symbol): New.
18961 (legitimize_address, ix86_expand_move): Use it.
18962 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
18963 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
18964 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
18965 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
18966 * config/i386/predicates.md (constant_call_address_operand): Only
18967 accept symbols; reject dllimport_p symbols.
18968 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
18969 i386_pe_maybe_record_exported_symbol.
18970 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
18971 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
18972 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
18973 trust the setting of DECL_DLLIMPORT_P.
18974 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
18975 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
18976 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
18977 tidy the argument scanning loop.
18978 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
18979 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
18980 (i386_pe_strip_name_encoding): Remove.
18981 (i386_pe_binds_local_p): New.
18982 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
18983 (i386_pe_output_labelref): Remove.
18984 (i386_pe_asm_output_aligned_decl_common): New.
18985 (i386_pe_maybe_record_exported_symbol): Rename from
18986 i386_pe_record_exported_symbol; check for dllexported symbols.
18988 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
18990 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
18991 add comment explaining why vsnprintf cannot be used.
18993 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
18995 PR tree-optimization/30666
18996 * tree.c (build_complex_type): When creating type names for DWARF2
18997 debug info, create TYPE_DECLs for TYPE_NAME instead of
18999 (build_common_tree_nodes_2): Use build_complex_type when building
19000 predefined complex types, to preserve canonical types.
19002 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19004 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19005 (noce_get_alt_condition): Look at it to determine whether to
19006 reverse the condition or not.
19007 (noce_get_condition): Substitute the truth for lies.
19008 (noce_find_if_block): Set the then_else_reversed field.
19010 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19012 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19013 destination of this insn.
19014 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19015 than calling gen_rtx_SET directly. Use r0 to hold the value of
19016 'address + 4' rather than a stack based temporary which can be
19017 mis-optimized away.
19019 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19021 * config/s390/s390.c (s390_secondary_input_reload_class,
19022 s390_secondary_output_reload_class): Functions removed.
19023 (s390_secondary_reload): New function.
19024 (TARGET_SECONDARY_RELOAD): Target macro defined.
19025 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19026 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19027 * config/s390/s390.md ("reload_outti", "reload_outdi",
19028 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19029 "reload_out<mode>"): Expanders removed.
19030 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19031 "reload<mode>_nonoffmem_out"): Expanders added.
19033 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19035 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19036 action if SRC->DEST replacement failed anyway.
19038 2007-03-28 Mike Stump <mrs@apple.com>
19040 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19041 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19042 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19044 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19046 * config.gcc: Accept barcelona as a variant of amdfam10.
19047 * config/i386/i386.c (override_options): Likewise.
19048 * doc/invoke.texi: Likewise.
19050 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19052 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19053 offsets for BIT_FIELD_REF and COMPONENT_REF.
19055 2007-03-28 Richard Guenther <rguenther@suse.de>
19057 * tree.c (is_global_var): Move ...
19058 * tree-flow-inline.h (is_global_var): ... here.
19059 * tree.h (is_global_var): Remove declaration.
19061 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19063 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19065 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19066 * config/i386/i386.c (ix86_tune_features): Initialize new
19068 * config/i386/predicates.md (promotable_binary_operator): Use
19069 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19071 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19074 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19076 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19078 * config/fr30/fr30.md (movsi_internal): Change destination
19079 constraint from m to V and add m to the end.
19081 2007-03-28 Christian Bruel <christian.bruel@st.com>
19083 * config/sh/sh.md (movsi_i): Fix type attribute.
19085 2007-03-28 Christian Bruel <christian.bruel@st.com>
19087 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19088 (movsf_ie): Likewise.
19090 2007-03-28 Christian Bruel <christian.bruel@st.com>
19092 * config.gcc: Add sh4-300 to multilib.
19093 * config/sh/t-mlib-sh4-300: New file.
19095 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19097 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19098 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19099 fix_trunc<mode>di2.
19100 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19101 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19102 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19103 "fixuns_trunctddi2"): Whitespace fix.
19105 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19107 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19108 the definition of struct sh_args.
19109 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19110 CALL_COOKIE_INT_REG_GET): Likewise.
19112 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19114 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19115 transformations are applied successfully.
19117 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19119 * tree.c (tree_contains_struct): Permit 512 tree codes.
19120 * tree.h (tree_contains_struct): Ditto.
19121 (MAX_TREE_CODES): Ditto.
19122 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19123 SPARE member to store remaining padding bits.
19125 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19127 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19130 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19132 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19133 * configure: Regenerate.
19135 * configure: Regenerate using the correct version of autoconf.
19137 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19139 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19141 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19142 regs to "__SP_L__" and "__SP_H__".
19144 2007-03-27 Richard Guenther <rguenther@suse.de>
19146 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19147 computations with it with a HOST_WIDE_INT variable.
19149 2007-03-26 Mike Stump <mrs@apple.com>
19151 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19152 objective-c-header, objective-c++-header and objc++-cpp-output
19154 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19156 2007-03-26 Richard Henderson <rth@redhat.com>
19159 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19160 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19161 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19162 IX86_BUILTIN_PSRLQ128): New.
19163 (ix86_init_mmx_sse_builtins): Add them.
19164 (ix86_expand_builtin): Expand them.
19165 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19166 operand 2 be TImode.
19167 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19168 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19169 _mm_srli_epi64): Mark __B const.
19170 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19171 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19172 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19173 new two-vector shift builtins.
19175 2007-03-26 Ian Lance Taylor <iant@google.com>
19177 PR tree-optimization/31345
19178 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19179 [+INF, +INF(OVF)] into VARYING.
19181 2007-03-26 Zack Weinberg <zackw@panix.com>
19183 * gengtype-parse.c: New file.
19184 * gengtype-yacc.y: Delete.
19185 * gengtype-lex.l: Don't include gengtype-yacc.h.
19186 Define YY_DECL and yyterminate appropriately for recursive
19187 descent parser. yylval is now a string out-parameter to yylex.
19188 (HWS, EOID): New shorthand.
19189 (IWORD): Add a couple more types.
19190 (yylex): Add a setup stanza. Remove the complex rules for
19191 detecting GTY'ed types and typedefs; replace with simple
19192 keyword detectors. Adjust everything for the changed
19193 definition of yylval. Ignore all pp-directives, not just #define.
19195 (parse_file): Rename yybegin; do not call yyparse.
19197 * gengtype.c (xasprintf): Export again.
19198 (this_file): New. Use everywhere __FILE__ was being used.
19199 (get_lang_bitmap): Special case types defined in gengtype.c.
19200 (do_typedef, new_structure): Suppress definition of certain types.
19201 (new_structure): Improve diagnostics of duplicate definitions.
19202 Make sure location_s is associated with input.h.
19203 (nreverse_pairs, define_location_structures): New functions.
19204 (main): Improve tagging of kludge types. Remove old kludges
19205 for input.h types; use define_location_structures.
19206 * gengtype.h: Update prototypes. Define token codes here.
19207 * Makefile.in: Remove all references to gengtype-yacc.
19208 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19210 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19211 add GTY((skip)) to the field that's only conditionally there.
19212 * doc/install.texi: Document that Bison is no longer required
19213 unless building treelang.
19215 * gengtype.c: Don't include gtyp-gen.h.
19216 (srcdir): Declare here.
19217 (base_files, lang_dir_names): Allocate dynamically.
19218 (gt_files, num_gt_files, num_lang_dirs): New globals.
19219 (measure_input_list, read_input_line, read_input_list)
19220 (set_lang_bitmap): New functions.
19221 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19222 simplify, relying on read_input_list to set up the bitmaps.
19223 (main): Arguments are no longer unused. Check for correct number
19224 of command line arguments, set srcdir and srcdir_len, then call
19225 read_input_list, before doing anything else. No need to worry
19226 about duplicates in main loop.
19227 * configure.ac: Simplify the calculation of all_gtfiles.
19228 Put language tags in there. Don't set or substitute
19229 all_gtfiles_files_langs or all_gtfiles_files_frags.
19230 * Makefile.in: Revamp the way gengtype is invoked, now that it
19231 takes a file on its command line with a much simpler format.
19232 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19233 (GTFILES): Remove duplicates and C source files.
19234 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19235 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19236 * configure: Regenerate.
19238 * gengtype.h: Remove all type definitions to gengtype.c; leave
19239 only definitions of options_p, type_p, and pair_p as opaque
19240 pointers. Update prototypes.
19241 * gengtype.c: Many type definitions moved here from gengtype.h.
19242 Consolidate type definitions at the top of the file.
19243 (xvasprintf): Delete.
19244 (xasprintf): Make static.
19245 (create_nested_pointer_option): Add 'next' parameter.
19246 (create_field_all, create_field_at): New functions.
19247 (create_field): Now a thin wrapper around create_field_all.
19248 (create_optional_field): Rename create_optional_field_ and add
19249 line argument. Original name is now a macro which supplies
19251 (oprintf): Use vsnprintf directly.
19252 (close_output_files): Use fatal rather than perror/exit.
19253 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19254 (main): Set progname. Don't use exit.
19255 * gengtype-yacc.y (struct_fields): Use create_field_at.
19256 (option, optionseqopt): Delete.
19257 (optionseq): Consolidate productions from option here so we
19258 can use the first argument to create_option.
19260 * gengtype-lex.l: Distinguish unions from structures in the
19261 token type. Don't call find_structure; return the tag as a string.
19262 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19263 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19264 string. Reorganize typedef_struct production accordingly.
19265 Use create_nested_ptr_option.
19266 * gengtype.c (create_nested_ptr_option): New function.
19267 * gengtype.h: Declare it.
19269 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19270 (string_type): Don't declare.
19271 (do_scalar_typedef): Declare.
19272 (create_scalar_type): Update prototype.
19273 * gengtype.c (string_type): Make static.
19274 (scalar_nonchar, scalar_char): New.
19275 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19276 (resolve_typedef): Use scalar_nonchar for error recovery.
19277 (create_scalar_type): Remove name_len field. Return scalar_char
19278 or scalar_nonchar as appropriate.
19279 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19280 to use string_type.
19281 (throughout): Use scalar_nonchar instead of calling
19282 create_scalar_type, whenever possible.
19283 (main): Initialize scalar_char and scalar_nonchar before calling
19285 * gengtype-lex.l: Adjust for removal of second argument to
19286 create_scalar_type. Use yylval.s instead of yylval.t when
19288 * gengtype-yacc.y: Type of SCALAR is string. Call
19289 create_scalar_type from type:SCALAR rule. Adjust for removal of
19290 second argument to create_scalar_type.
19292 * vec.h: Remove all #if IN_GENGTYPE blocks.
19293 Add comment saying that changes may require adjustments to gengtype.
19294 * gengtype.c: Don't include coretypes.h or tm.h.
19295 Add comment to inclusion of errors.h.
19296 (note_def_vec, note_def_vec_alloc): New functions.
19297 * gengtype.h: Declare new functions.
19298 * gengtype-lex.l: Don't include coretypes.h.
19299 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19301 (update_lineno): Remove unnecessary prototype.
19302 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19303 (VEC rule): Just return VEC_TOKEN.
19304 * gengtype-yacc.y (VEC_TOKEN): New token type.
19305 (type): Add a production for VEC(a,b).
19306 * Makefile.in: Update dependencies.
19308 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19309 typedefs that use the old PARAMS macro.
19311 * gengtype-lex.l: Remove all rules and states relating to yacc
19313 * gengtype-yacc.y: Similarly.
19314 * gengtype.c (note_yacc_type): Delete function.
19315 * gengtype.h: Update prototypes.
19317 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19319 * tree-pretty-print.c (dump_generic_node): Report precision of
19320 unnamed integer types.
19322 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19324 * ifcvt.c (noce_try_store_flag_constants): Don't check
19325 no_new_pseudos here.
19326 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19327 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19328 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19329 noce_try_sign_mask): Likewise.
19330 (if_convert): Check no_new_pseudos here.
19332 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19334 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19335 (noce_get_condition): Handle new then_else_reversed argument.
19336 (noce_init_if_info): Remove, fold into noce_find_if_block.
19337 (noce_process_if_block): Take a struct noce_if_info as the
19338 argument. Don't set up one based on ce_if_info. Update pointer
19339 references accordingly.
19340 (cond_move_process_if_block): Likewise.
19341 (process_if_block): Removed.
19342 (find_if_block): Removed. Move functionality two new functions,
19343 noce_find_if_block and cond_exec_find_if_block.
19344 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19345 blocks and the symmetric IF-ELSE-JOIN case.
19346 (cond_exec_find_if_block): Also new function mostly based on old
19347 find_if_block and process_if_block.
19348 (find_if_header): Replace find_if_block call with separately
19349 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19350 (find_cond_trap): Update noce_get_condition call.
19351 (dead_or_predicable): Likewise.
19353 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19355 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19357 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19358 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19359 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19360 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19361 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19362 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19363 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19364 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19365 __builtin_ia32_psrad128 builtins.
19367 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19369 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19370 * config/i386/constraints.md
19371 (define_constraint "I"): Use IN_RANGE macro.
19372 (define_constraint "J"): Ditto.
19373 (define_constraint "K"): Ditto.
19374 (define_constraint "M"): Ditto.
19375 (define_constraint "N"): Ditto.
19376 (define_constraint "O"): Ditto.
19377 * config/i386/predicates.md
19378 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19379 (define_predicate "const_0_to_3_operand"): Ditto.
19380 (define_predicate "const_0_to_7_operand"): Ditto.
19381 (define_predicate "const_0_to_15_operand"): Ditto.
19382 (define_predicate "const_0_to_63_operand"): Ditto.
19383 (define_predicate "const_0_to_255_operand"): Ditto.
19384 (define_predicate "const_1_to_31_operand"): Ditto.
19385 (define_predicate "const_2_to_3_operand"): Ditto.
19386 (define_predicate "const_4_to_7_operand"): Ditto.
19388 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19390 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19391 in SImode for save_world.
19392 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19395 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19397 PR tree-optimization/30784
19398 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19401 2007-03-25 Revital Eres <eres@il.ibm.com>
19403 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19404 Fold movement_possibility function into it.
19406 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19408 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19409 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19410 (call_indirect_nonlocal_darwin64): Same.
19411 (call_nonlocal_darwin64): Same.
19412 (call_value_indirect_nonlocal_darwin64): Same.
19413 (call_value_nonlocal_darwin64): Same.
19414 (sibcall_nonlocal_darwin64): Same.
19415 (sibcall_value_nonlocal_darwin64): Same.
19416 (sibcall_symbolic_64): Same.
19417 (sibcall_value_symbolic_64): Same.
19418 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19420 (rs6000_emit_load_toc_table): Same.
19421 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19422 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19424 (divss_call): Same.
19425 (divus_call): Same.
19426 (quoss_call): Same.
19427 (quous_call): Same.
19428 (load_toc_v4_pic_si): Same
19429 (load_toc_v4_PIC_1): Same.
19430 (load_toc_v4_PIC_1b): Same.
19431 (call_indirect_aix{32,64}): Same.
19432 (call_value_indirect_aix{32,64}): Same.
19434 (call_value): Same.
19435 (call_local{32,64}): Same.
19436 (call_value_local{32,64}): Same.
19437 (call_indirect_nonlocal_aix{32,64}): Same.
19438 (call_nonlocal_aix{32,64}): Same.
19439 (call_value_indirect_nonlocal_aix{32,64}): Same.
19440 (call_value_nonlocal_aix{32,64}): Same.
19441 (call_indirect_nonlocal_sysv<mode>): Same.
19442 (call_nonlocal_sysv<mode>): Same.
19443 (call_value_indirect_nonlocal_sysv<mode>): Same.
19444 (call_value_nonlocal_sysv<mode>): Same.
19446 (sibcall_local{32,64}): Same.
19447 (sibcall_value_local{32,64}): Same.
19448 (sibcall_nonlocal_aix{32,64}): Same.
19449 (sibcall_value_nonlocal_aix{32,64}): Same.
19450 (sibcall_nonlocal_sysv<mode>): Same.
19451 (sibcall_value): Same.
19452 (sibcall_value_nonlocal_sysv<mode>): Same.
19454 2007-03-24 Paul Brook <paul@codesourcery.com>
19456 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19457 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19459 2007-03-24 Richard Henderson <rth@redhat.com>
19461 * config/ia64/constraints.md: New file.
19462 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19463 satisfies_constraint_?.
19464 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19465 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19466 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19467 ia64_output_mi_thunk): Likewise.
19468 (ia64_const_ok_for_letter_p): Remove.
19469 (ia64_const_double_ok_for_letter_p): Remove.
19470 (ia64_extra_constraint): Remove.
19471 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19472 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19473 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19474 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19475 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19476 EXTRA_MEMORY_CONSTRAINT): Remove.
19477 * config/ia64/ia64.md: Include constriants.md. Replace
19478 CONST_OK_FOR_? with satisfies_constraint_?.
19480 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19481 H.J. Lu <hongjiu.lu@intel.com>
19483 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19485 (name macros): Use DPD_BID_NAME to convert names properly.
19487 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19488 decimal floating point format.
19489 (init_floating_libfuncs): Change decimal functions so that they
19490 have a "bid_" prefix if the decimal system uses the BID format,
19491 and "dpd_" prefix if the decimal system uses the DPD format.
19492 (init_interclass_conv_libfuncs): Ditto.
19493 (init_intraclass_conv_libfuncs): Ditto.
19495 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19496 using the BID format.
19498 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19499 whether we are using the BID decimal format.
19500 * configure: Regenerate.
19502 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19503 the compiler has decimal floating point enabled. Define
19504 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19507 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19508 using the BID format.
19510 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19511 whether we are using the BID decimal format.
19512 * configure: Regenerate.
19514 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19515 the compiler has decimal floating point enabled. Define
19516 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19519 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19520 options, and that it is enabled for i386/x86_64 systems.
19522 * Makefile.in (enable_decimal_float): New.
19524 (DECNUMINC): Add -I$(DECNUMFMT).
19525 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19526 to $(DECNUMFMT) from $(DECNUM).
19528 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19529 Substitute enable_decimal_float.
19530 * configure: Regenerated.
19533 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19536 * configure.ac: Enable decimal float for x86_64-*-linux*.
19537 * configure: Regenerated.
19540 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19541 decimal128ClearSign to flip and clear the sign bit in decimal128.
19542 (decimal_real_maxval): Set decimal128SetSign to set the sign
19545 2007-03-23 Ian Lance Taylor <iant@google.com>
19547 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19549 2007-03-23 Ian Lance Taylor <iant@google.com>
19551 * tree-dump.c (dump_files): Correct comment.
19553 2007-03-23 Ian Lance Taylor <iant@google.com>
19555 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19557 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19559 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19560 in cfglayout mode. Don't go into and out of cfglayout mode.
19561 Link the blocks in the order of the constructed traces.
19562 (rest_of_handle_tracer): Adjust call to tracer.
19563 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19564 Don't go into cfglayout mode.
19565 (rtl_loop_done): Don't go out of cfglayout mode.
19566 * cfglayout.c (relink_block_chain): New function, split out from...
19567 (fixup_reorder_chain): ...here. Remove redundant checking.
19568 (cfg_layout_finalize): Don't clear the header, footer, and aux
19569 fields here, move the code to do so to relink_block_chain. Likewise
19570 for free_original_copy_tables.
19571 * rtl.h (tracer): Update prototype.
19572 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19573 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19574 mode. Use relink_block_chain to serialize the CFG according to the
19575 new basic block order. Move targetm.cannot_modify_jumps_p check from
19577 (gate_handle_reorder_blocks): ...to here.
19578 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19580 (gate_duplicate_computed_gotos): ...to here.
19581 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19582 something always changes when going into and out of cfglayout mode.
19583 Perform an expensive cfg cleanup while going into cfglayout mode.
19584 Always update liveness information on HAVE_conditional_execution
19585 targets. Reserialize the basic blocks and go out of cfglayout mode.
19586 * reg-stack.c: Include cfglayout.h.
19587 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19588 the call to reorder_basic_blocks.
19589 * basic-block.h (reorder_basic_blocks): Update prototype.
19590 (relink_block_chain): New prototype.
19591 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19593 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19595 * config/mips/mips.md (type, hazard, *movdi_32bit,
19596 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19597 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19598 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19599 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19600 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19602 (movcc): Change first xfer to multi.
19603 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19604 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19605 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19606 config/mips/generic.md: Change reservations using "xfer" to use
19608 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19609 using match_operand.
19610 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19611 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19613 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19615 2007-03-22 Richard Henderson <rth@redhat.com>
19617 * config/i386/i386.c: Remove unnecessary function declarations.
19618 Move targetm definition, and all related macros, to the end of
19619 the file. Resort some functions to put definitions before uses.
19620 (ix86_attribute_table): Make static. Move to end of file.
19621 (ix86_gimplify_va_arg): Make static.
19623 2007-03-22 Richard Henderson <rth@redhat.com>
19625 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19626 don't increase local_regparm with force_align_arg_pointer check.
19627 (ix86_function_sseregparm): Assert 32-bit.
19628 (type_has_variadic_args_p): New.
19629 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19630 type_has_variadic_args_p.
19631 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19632 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19633 use memset instead. Do maybe_vaarg check first; skip attribute
19634 tests if true; skip attribute tests for 64-bit.
19635 (construct_container): Remove TARGET_DEBUG_ARG.
19636 (function_arg_advance_32, function_arg_advance_64): Split out ...
19637 (function_arg_advance): ... from here.
19638 (function_arg_32, function_arg_64): Split out ...
19639 (function_arg): ... from here.
19640 (ix86_pass_by_reference): Tidy.
19641 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19642 (function_value_32): New, from parts of ix86_function_value
19643 and ix86_value_regno.
19644 (function_value_64): New, from parts of ix86_function_value
19645 and ix86_libcall_value.
19646 (ix86_function_value_1): New.
19647 (ix86_function_value, ix86_libcall_value): Use it.
19648 (return_in_memory_32, return_in_memory_64): Split out ...
19649 (ix86_return_in_memory): ... from here.
19650 (ix86_struct_value_rtx): Skip for 64-bit.
19651 (ix86_libcall_value, ix86_value_regno): Remove.
19652 (setup_incoming_varargs_64): Split out ...
19653 (ix86_setup_incoming_varargs): ... from here.
19654 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19655 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19656 * config/i386/i386-protos.h (ix86_function_value): Remove.
19657 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19659 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19662 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19663 infinities not supported, otherwise emit warning if -Woverflow. On
19664 underflow, emit warning if -Woverflow.
19665 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19667 * real.h (real_from_string): Update declaration
19669 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19670 Richard Henderson <rth@redhat.com>
19672 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19673 * calls.c (compute_argument_block_size, expand_call,
19674 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19675 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19676 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19677 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19678 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19679 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19680 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19681 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19684 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19686 * c-incpath.c (add_sysroot_to_chain): New.
19687 (merge_include_chains): Add sysroot argument. Call
19688 add_sysroot_to_chain if sysrooted.
19689 (register_include_chains): Update call to merge_include_chains.
19690 * doc/cppopts.texi: Document use of '=' in include directory
19693 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19695 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19696 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19697 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19698 insn pattern using X87MODEF12 mode macro.
19700 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19702 * regmove.c (regmove_optimize): Use reg_mentioned_p
19703 instead of reg_overlap_mentioned_p for DST.
19705 2007-03-21 Mike Stump <mrs@apple.com>
19707 * c.opt: Fixup for Objective-C/C++.
19709 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19711 * explow.c (convert_memory_address): Fold memory reference when
19712 POINTERS_EXTEND_UNSIGNED < 0
19714 2007-03-21 Richard Henderson <rth@redhat.com>
19717 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19718 * config/i386/mmintrin.h (__m64): Likewise.
19719 * config/i386/xmmintrin.h (__m128): Likewise.
19721 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19723 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19724 (VXWORKS_OS_CPP_BUILTINS): Define.
19725 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19726 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19728 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19730 * rtl.h (constant_pool_reference_p): Delete.
19731 (find_constant_src): Declare.
19732 * rtlanal.c (find_constant_src): New function.
19733 * simplify-rtx.c (constant_pool_reference_p): Delete.
19734 * config/i386/i386.md: Use find_constant_src instead of
19735 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19737 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19739 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19740 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19742 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19744 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19745 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19746 (arm_elf_asm_constructor): Use it.
19747 (arm_elf_asm_destructor): New function.
19749 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19751 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19753 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19755 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19757 2007-03-19 Andrew Haley <aph@redhat.com>
19759 PR tree-optimization/31264
19760 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19761 VIEW_CONVERT_EXPRs.
19763 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19765 PR rtl-optimization/30907
19766 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19767 (fwprop_init): Always call loop_optimizer_initialize.
19768 (fwprop_done): Always call loop_optimizer_finalize.
19769 (fwprop): We always have loop info now.
19770 (gate_fwprop_addr): Remove.
19771 (pass_fwprop_addr): Use gate_fwprop as gate.
19773 PR rtl-optimization/30841
19774 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19775 df_chain_alloc): Call df_reorganize_refs unconditionally.
19776 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
19777 refs_organized to refs_organized_size.
19778 (df_ref_create_structure): Use refs_organized_size instead of
19779 bitmap_size if refs had been organized, and keep refs_organized_size
19781 * df.h (struct df_ref_info): Change refs_organized to
19782 refs_organized_size.
19783 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
19786 2007-03-19 Mark Mitchell <mark@codesourcery.com>
19788 * except.c (output_function_exception_table): Do not reference the
19789 EH personality routine for functions that do not require an
19792 2007-03-20 Jakub Jelinek <jakub@redhat.com>
19795 * c-typeck.c (convert_for_assignment): Call comptypes for
19796 RECORD_TYPE or UNION_TYPE.
19798 PR inline-asm/30505
19799 * reload1.c (reload): Do invalid ASM checking after
19800 cleanup_subreg_operands.
19802 2007-03-19 Jeff Law <law@redhat.com>
19804 * tree-cfg.c (find_taken_edge): Tighten conditions for
19805 optimizing computed gotos.
19807 2007-03-19 Michael Matz <matz@suse.de>
19809 * builtins.c (expand_builtin_sync_operation,
19810 expand_builtin_compare_and_swap,
19811 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19814 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
19815 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
19818 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19820 * doc/tm.texi: Add brackets around the return type of
19821 TARGET_SECONDARY_RELOAD.
19823 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19824 Richard Guenther <rguenther@suse.de>
19826 PR tree-optimization/31254
19827 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19828 Use handled_component_p () where appropriate. Continue
19829 propagating into the rhs if we propagated into an INDIRECT_REF
19832 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19834 * config/s390/s390.md (op_type attribute): RRR instruction type added.
19835 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
19836 (xde, xdee): Mode attributes adjusted to support DFP modes.
19837 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
19838 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
19839 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
19840 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19841 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
19842 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19843 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
19845 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
19846 "movsf"): Insn definitions removed.
19847 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
19848 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
19849 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
19851 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
19852 "reload_in<mode>", "reload_out<mode>"): Expander added.
19853 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
19856 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19858 * config/s390/s390.md: Only non-functional changes. Renamed
19859 FPR mode macro to BFP all over the file.
19861 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19863 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
19864 (op_type attribute): RRF instruction type added.
19865 (fT0): New mode attribute.
19866 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19867 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
19868 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
19869 instruction no secondary memory is needed when moving DFmode values
19870 between GPRs and FPRs.
19872 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19874 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
19875 inverted and documentation adjusted.
19876 ("mhard-dfp", "msoft-dfp"): New options.
19877 * config/s390/s390.c (s390_handle_arch_option): New architecture
19879 (override_options): Sanity checks for the new options added.
19880 * config.gcc: New architecture switch: z9-ec.
19881 * config/s390/s390.h (processor_flags): PF_DFP added.
19882 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
19883 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
19884 when the bit is NOT set so remove it from the defaults.
19886 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19888 * genemit.c (main): Print include statement for dfp.h.
19889 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
19892 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19894 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
19896 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
19899 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
19900 instead of PATTERN.
19902 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19904 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
19905 attr_length_call, output_call, output_indirect_call): Cleanup
19906 formatting of targetm calls.
19908 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19910 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
19912 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19914 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
19915 reservation, bypass and anti-bypass descriptions for these
19916 instructions. Update move patterns.
19917 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
19920 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
19922 * tree-vect-transform.c (get_initial_def_for_induction): Replace
19923 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
19924 (get_initial_def_for_reduction): Likewise.
19926 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
19928 Fix PR tree-optimization/29922
19929 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19930 (get_representative): Removed.
19931 (value_dies_in_block_x): Update for rvuse removal.
19932 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
19933 (compute_antic_aux): Handle when PHI nodes appear in
19934 non-single-successors.
19935 (dump_bitmap_of_names): Removed.
19936 (compute_antic_safe): Renamed and removed rvuse calculation.
19937 Calculate only antic safe.
19938 (insert_into_preds_of_block): Remove assert.
19939 (execute_pre): Update for renamed functions.
19940 (defer_or_phi_translate_block): New function.
19942 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19944 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
19945 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
19947 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
19948 Follow spelling conventions.
19950 * tree-data-ref.h: Remove the prototype for analyze_array.
19952 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
19954 PR tree-optimization/31041
19955 * tree-vect-transform.c (get_initial_def_for_induction): Call
19956 force_gimple_operand.
19958 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
19960 * ipa-type-escape.c (look_for_casts) : Revert code to use
19961 handled_component_p due to ada test a-numaux.adb.
19963 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19965 * final.c (final_scan_insn): Alter the condition of a
19966 conditional trap if we have nonstandard CC.
19968 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19970 * configure.ac: Remove excess quoting from asm line 0 test.
19971 * configure: Rebuilt.
19973 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19975 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
19976 * c-common.c (convert_and_check): Move warning logic to...
19977 (warnings_for_convert_and_check): ...here. Define.
19978 * c-common.h (warnings_for_convert_and_check): Declare.
19980 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19982 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
19983 (output_call): Likewise.
19985 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19987 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
19989 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19991 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
19993 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
19995 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
19996 opteron, athlon-64 and athlon-fx processor_alias_table entries.
19998 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20000 PR tree-optimization/31183
20001 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20002 Use double_int instead of unsigned int for representing access_strides.
20003 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20005 2007-03-16 Richard Guenther <rguenther@suse.de>
20007 PR tree-optimization/31146
20008 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20009 to allow recursion of forward_propagate_addr_expr.
20010 (forward_propagate_addr_into_variable_array_index): Likewise.
20011 (forward_propagate_addr_expr): Likewise.
20012 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20013 (forward_propagate_addr_expr_1): Recurse on simple copies
20014 instead of propagating into them. Do so for useless conversions
20016 (forward_propagate_addr_expr): Clean up unused statements after
20019 2007-03-16 Richard Guenther <rguenther@suse.de>
20021 * builtins.c (expand_builtin_cexpi): Use the right argument
20022 for the expansion via cexp.
20024 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20026 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20027 * configure: Rebuilt.
20029 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20032 * dwarf2out.c (force_type_die): Adjust comment.
20033 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20035 2007-03-15 DJ Delorie <dj@redhat.com>
20037 * config/frv/predicates.md (minmax_operator): Don't check operands
20040 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20042 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20043 Update constant estimates of number of iterations.
20044 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20045 argument renamed to "realistic".
20046 (compute_estimated_nb_iterations): Removed.
20047 (record_niter_bound): New function.
20048 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20049 call record_nonwrapping_iv with upper = false.
20050 (infer_loop_bounds_from_signedness): Pass upper argument to
20051 record_nonwrapping_iv.
20052 (estimate_numbers_of_iterations_loop): Do not call
20053 compute_estimated_nb_iterations. Record estimate based on profile
20054 information. Initialize the constant estimates of number of
20056 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20058 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20059 number of iterations is too small.
20060 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20061 (EST_NOT_AVAILABLE): Removed.
20062 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20063 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20066 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20068 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20069 Handle NE_EXPR guards.
20071 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20074 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20075 Set also -pedantic-errors by default for the preprocessor unless
20076 -fpermissive is given.
20078 2007-03-15 Richard Guenther <rguenther@suse.de>
20080 PR middle-end/29719
20081 PR middle-end/31161
20082 * builtins.c (expand_builtin_cexpi): As a fallback if we
20083 don't have builtins for sincos or cexp create a function
20084 declaration for cexp and expand to a call to that.
20085 (expand_builtin_int_roundingfn): Always fall
20086 back to floor/ceil and its variants even if they may be
20089 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20091 PR middle-end/31159
20092 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20093 jump tables, move the call to delete_dead_jumptables from here...
20094 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20095 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20096 don't allow merging of blocks that try_redirect_by_replacing_jump
20097 also does not handle when not optimizing.
20099 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20100 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20102 * config/i386/i386.md (x86_sahf_1): Correctly handle
20105 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20108 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20109 x86_64_general_operand as operand[2] predicate. Remove "iF"
20110 from operand constraints and use "e" constraint instead.
20111 (*subti3_1, *subti3_1 splitter): Ditto.
20112 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20113 operand[1] predicate.
20115 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20117 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20118 arrays, multiply the access strides by the size of the sub-array.
20119 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20121 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20123 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20124 the configured assembler supports the sahf mnemonic.
20125 * configure: Regenerate.
20126 * config.in: Regenerate.
20128 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20129 emit "sahf" or ".byte\t0x9e" as asm template.
20131 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20134 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20135 option to replace hard coded TARGET_xxx in md file.
20136 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20137 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20138 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20139 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20140 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20141 (X86_TUNE_NOT_VECTORMODE): Ditto.
20142 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20143 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20144 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20145 (TUNE_SLOW_IMUL_IMM8): Ditto.
20146 (TUNE_MOVE_M1_VIA_OR): Ditto.
20147 (TUNE_NOT_UNPAIRABLE): Ditto.
20148 (TUNE_NOT_VECTORMODE): Ditto.
20150 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20153 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20154 tuning options instead of hard coded TARGET_xxx.
20155 (fix ssemode peephole2's): Ditto.
20156 (imul peephole2's): Ditto.
20158 (movdi_or_rex64): Ditto.
20159 (move peephole2): Ditto.
20160 (not peephole2's): Ditto.
20162 2007-03-14 Dirk Mueller <dmueller@suse.de>
20164 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20165 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20166 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20168 * c-parser.c (c_parser_do_statement): Warn about empty body in
20169 do/while statement.
20170 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20171 * doc/invoke.texi (-Wempty-body): Update documentation.
20173 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20176 * c-common.h (warn_for_div_by_zero): Declare.
20177 * c-common.c (warn_for_div_by_zero): Define.
20178 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20181 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20183 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20184 to PREFIX and STANDARD_PREFIX.
20186 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20187 Phil Edwards <phil@codesourcery.com>
20189 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20190 (__gthread_once_t): Remove busy field for RTPs.
20191 (__GTHREAD_ONCE_INIT): Update accordingly.
20193 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20195 * doc/invoke.texi: Document VxWorks options.
20197 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20199 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20201 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20203 PR tree-optimization/30590
20204 * tree-nrv.c (tree_nrv): Check for the partial update of the
20207 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20209 * flags.h (flag_random_seed): Remove declaration, in favor of...
20210 * toplev.h (get_random_seed, set_random_seed): ... these.
20211 * tree.c (get_file_function_name): Use the former.
20212 * opts.c (common_handle_option): Use the latter.
20215 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20217 PR middle-end/31127
20218 * cse.c (cse_find_path): Do not bail out if a basic block that
20219 we already visited now becomes part of a path that starts at a
20220 different basic block. Just disallow this, to make sure we
20221 visit each basic block at most once.
20223 2007-03-13 Jan Hubicka <jh@suse.cz>
20225 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20226 attributes, when profile esitmate is present, calls with very low
20227 frequency are cold.
20229 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20231 PR tree-optimization/30730
20232 PR tree-optimization/26900
20233 * tree-ssa-loop-niter.c: Include gmp.h.
20234 (bounds): New type.
20235 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20236 split_to_var_and_offset, determine_value_range,
20237 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20238 bound_difference, bounds_add, bounds_negate,
20239 number_of_iterations_ne_max, dump_affine_iv): New functions.
20240 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20241 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20242 difference of initial and final value of control iv to validate
20244 (number_of_iterations_cond): Add loop parameter. Determine bounds
20245 on the difference of the extremes of the control iv. Add dumps.
20246 (expand_simple_operations): Handle phi nodes.
20247 (simplify_using_initial_conditions): Do not record used conditions.
20248 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20249 Do not set additional_info.
20250 (implies_nonnegative_p, implies_ge_p): Removed.
20251 (derive_constant_upper_bound): Do not use parameter `additional'.
20252 (record_estimate): Parameter `additional' removed. Parameter
20253 `i_bound' added. Do not call derive_constant_upper_bound.
20254 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20255 bound the number of iterations estimate.
20256 (estimate_numbers_of_iterations_loop): Pass the estimate from
20257 the number of iterations analysis to record_estimate.
20258 * tree.h (multiple_of_p): Declare.
20259 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20260 (scev_const_prop): Do not check expression_expensive_p.
20261 * fold-const.c (multiple_of_p): Exported.
20262 * double-int.c (double_int_mask): Exported.
20263 * double-int.h (double_int_mask): Declare.
20264 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20265 field. Added max field.
20267 2007-03-13 David Taylor <taylor@candd.org>
20270 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20273 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20276 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20277 two unamed patterns.
20279 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20281 * config/i386/i386.opt (mcx16, msahf): New options.
20282 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20283 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20285 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20286 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20287 Output -mcx16 and -msahf options when corresponding bit is set.
20289 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20290 and -msahf options.
20292 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20294 * configure.ac: Test for assembler tolerance to # 0 "".
20295 * configure, config.in: Rebuilt.
20296 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20298 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20300 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20302 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20303 (handle_syscall): Handle direct system calls.
20304 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20306 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20308 * doc/invoke.texi: Fix cpp.info cross-reference.
20309 * doc/passes.texi: Fix gcc.info cross-reference.
20311 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20313 PR tree-optimization/30835
20314 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20315 bb_for_stmt is not NULL before accessing it.
20317 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20319 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20322 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20325 * doc/install.texi: Document --enable-stage1-languages
20327 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20329 * tree-pass.h (pass_into_cfg_layout_mode,
20330 pass_outof_cfg_layout_mode): Declare.
20331 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20332 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20333 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20334 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20336 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20338 * c-decl.c (warn_variable_length_array): New function.
20339 Refactored from grokdeclarator to handle warn_vla
20340 and handle unnamed array case.
20341 (grokdeclarator): Refactored VLA warning case.
20342 * c.opt (Wvla): New flag.
20343 * doc/invoke.texi (Wvla): New warning.
20345 2007-03-12 Richard Henderson <rth@redhat.com>
20347 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20348 (TARGET_SECTION_TYPE_FLAGS): New.
20350 2007-03-12 Richard Henderson <rth@redhat.com>
20352 * config/darwin.c (machopic_reloc_rw_mask): New.
20353 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20354 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20356 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20358 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20359 * cppdefault.h (cpp_PREFIX): Document.
20360 (cpp_PREFIX_len): Likewise.
20361 (cpp_EXEC_PREFIX): New variable.
20362 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20363 * c-incpath.c (add_standard_paths): Correct logic for relocating
20364 paths within prefix.
20366 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20368 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20369 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20371 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20372 fix_truncdfdi_sse using SSEMODEF mode macro.
20373 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20374 fix_truncdfsi_sse using SSEMODEF mode macro.
20375 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20376 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20378 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20380 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20381 elfos.h to tm_file.
20383 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20385 * tree.h : Add multiple_of_p declaration.
20386 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20387 * ipa-type-escape.c (results_of_malloc): Redundant.
20388 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20389 (cast_type): Extended with new members.
20390 (check_cast): Returns cast_type.
20391 (cast): New structure for data of walk_use_def_chains.
20392 (is_malloc_result, is_cast_from_non_pointer_1,
20393 is_cast_from_non_pointer,
20394 is_array_access_through_pointer_and_index): New functions.
20395 (look_for_casts): Returns cast types.
20396 (check_call): Returns void.
20397 (okay_pointer_operation): Use support of pointer plus index,
20398 pointer plus constant and allow all multiplications.
20400 2007-03-11 Richard Guenther <rguenther@suse.de>
20402 PR tree-optimization/31115
20403 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20404 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20405 A shift count of zero is not special as with *_DIV_EXPR.
20406 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20409 2007-03-11 Ian Lance Taylor <iant@google.com>
20411 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20412 the *_DIV_EXPR codes correctly with overflow infinities.
20414 2007-03-11 Ira Rosen <irar@il.ibm.com>
20416 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20417 indicate success/failure of the analysis. Add negation to subtrahend
20418 in case of subtraction. Fail if both operands contain constants.
20419 (create_data_ref): Fail if analyze_offset fails.
20421 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20423 * config/i386/i386.md (frndintxf2): Rename to ...
20424 (rintxf2): ... this. Remove expander having same name.
20425 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20426 (roundsf2, rounddf2): Ditto.
20427 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20428 (lround<mode>di2, lround<mode>si2): Ditto.
20430 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20432 * lower-subreg.c: Include except.h.
20433 (decompose_multiword_subregs): Verify that the only control flow
20434 insns we can split are loads to multi-words pseudos.
20435 Handle breaking such blocks after splitting, instead of calling
20436 find_many_sub_basic_blocks.
20438 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20439 on the new basic block. Add a lengthy comment explaining why we
20440 thought this was necessary.
20441 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20443 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20446 * tree.c (walk_type_fields): Recurse into the element type of
20447 ARRAY_TYPEs if there is a pointer set.
20449 2007-03-10 Dirk Mueller <dmueller@suse.de>
20451 * c-common.c (warn_logical_operator): Fix condition.
20453 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20455 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20457 * config/darwin.c (machopic_select_section): Remove superfluous
20458 argument in call to categorize_decl_for_section. Remove unused
20461 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20463 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20465 * configure: Regenerate.
20467 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20470 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20471 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20472 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20473 Add LABEL_NUSES to emitted label.
20474 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20475 branch probability value to emitted jump insn.
20476 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20477 Do not check life information and do not re-arrange input operands
20478 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20480 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20482 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20483 the change of decode_asm_operands.
20485 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20487 * mode-switching.c (create_pre_exit): Skip blockage insn.
20489 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20491 * tree-pass.h (TODO_update_smt_usage): Remove.
20493 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20497 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20499 * pa.c (attr_length_call): Revise condition for long
20500 pc-relative branch.
20501 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20502 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20503 sequence on SOM target.
20505 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20507 * gcc.c: Document %{, in big comment at top.
20508 (input_suffix_matches): Remove special handling for .s and
20510 (input_spec_matches): New.
20511 (handle_braces): Handle %{,.
20512 (validate_switches): ',' indicates a value which is not a switch.
20513 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20514 to detect assembler input.
20515 * config/i386/sol2.h (CPP_SPEC): Likewise.
20516 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20517 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20518 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20519 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20520 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20521 -m64 causes deployment target to default to 10.5.
20522 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20524 2007-03-09 Richard Henderson <rth@redhat.com>
20527 * target.h (targetm.asm.out.reloc_rw_mask): New.
20528 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20529 (TARGET_ASM_OUT): Use it.
20530 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20531 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20532 use the new reloc_rw_mask target hook instead.
20533 (default_section_type_flags_1): Merge into...
20534 (default_section_type_flags): ... here.
20535 (decl_readonly_section_1): Merge into...
20536 (decl_readonly_section): ... here.
20537 (default_elf_select_section_1): Merge into...
20538 (default_elf_select_section): ... here.
20539 (default_unique_section_1): Merge into...
20540 (default_unique_section): ... here.
20541 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20542 (default_select_rtx_section): Use it.
20543 (default_elf_select_rtx_section): Likewise.
20544 * output.h: Update to match.
20545 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20546 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20547 (TARGET_ASM_RELOC_RW_MASK): New.
20548 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20549 to categorize_decl_for_section.
20550 (x86_64_elf_unique_section): Likewise.
20551 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20552 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20553 (TARGET_ASM_RELOC_RW_MASK): New.
20554 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20555 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20556 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20557 (TARGET_RWRELOC): Remove.
20558 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20559 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20560 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20561 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20562 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20563 (rs6000_xcoff_select_section): Use decl_readonly_section.
20564 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20565 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20566 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20567 (TARGET_SECTION_TYPE_FLAGS): Remove.
20568 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20570 2007-03-09 Roger Sayle <roger@eyesopen.com>
20572 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20573 complex constant equality/inequality comparisons for here.
20574 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20575 known at compile-time or can be simplified to a scalar comparison.
20576 (fold_relational_const): Move compile-time evaluation of complex
20577 constant equality/inequality comparisons to here.
20579 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20581 PR rtl-optimization/30643
20582 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20584 (fold_rtx): Recurse, like before 2006-11-03.
20586 2007-03-09 DJ Delorie <dj@redhat.com>
20588 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20591 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20593 PR tree-optimization/30375
20594 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20595 LHS of statements is not the same.
20596 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20598 2007-03-09 Chao-ying Fu <fu@mips.com>
20600 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20602 * doc/invoke.texi (-mdspr2): Document new option.
20603 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20604 New unspec for DSP REV 2.
20605 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20606 these instructions are extended in DSP REV 2.
20607 (mips-dspr2.md): Include.
20608 * config/mips/mips.opt (mdspr2): New option.
20609 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20610 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20611 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20612 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20613 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20614 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20615 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20617 (bdesc_map): Add one field of unsupported_target_flags.
20618 (bdesc_arrays): Update entries to have extra fields. Add
20620 (mips_init_builtins): Initialize new function types.
20621 Check unsupported_target_fileds to filter out builtins.
20622 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20624 (ASM_SPEC): Pass mdspr2 to the assembler.
20625 * config/mips/mips-dspr2.md: New file.
20627 2007-03-09 Sa Liu <saliu@de.ibm.com>
20629 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20631 2007-03-09 Ian Lance Taylor <iant@google.com>
20633 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20634 argument) like -Wstrict-overflow=2.
20635 * doc/invoke.texi (Warning Options): Update documentation.
20637 2007-03-09 Dirk Mueller <dmueller@suse.de>
20640 * doc/invoke.texi (-Wlogical-op): Document.
20641 * common.opt (-Wlogical-op): New.
20642 * c-common.h (warn_logical_operator): Declare.
20643 * c-common.c (warn_logical_operator): Define.
20644 * c-typeck.c (parser_build_binary_op): Call
20645 warn_logical_operator.
20647 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20649 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20650 * final.c (final_scan_insn): Test for non-"" file name.
20652 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20654 * doc/loop.texi: Document the Omega linear constraints solver.
20655 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20656 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20657 omega-hash-table-size, omega-max-keys, and
20658 omega-eliminate-redundant-constraints.
20659 * tree-pass.h (pass_check_data_deps): Declared.
20662 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20663 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20664 pass_check_data_deps): New.
20665 * tree-data-ref.c (init_data_ref): Remove declaration.
20666 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20667 (analyze_array): Renamed init_array_ref, move up initializations.
20668 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20669 Removed arguments that are set to NULL.
20670 (analyze_indirect_ref): Correct indentation, correct call to
20672 (object_analysis): Call init_array_ref instead of analyze_array.
20673 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20674 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20675 of DR_ACCESS_FNS_ADDR.
20676 (init_omega_eq_with_af, omega_extract_distance_vectors,
20677 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20678 ddr_consistent_p): New.
20679 (compute_affine_dependence): Check consistency of ddrs when
20680 flag_check_data_deps is passed.
20681 (analyze_all_data_dependences): Uncomment.
20682 (tree_check_data_deps): New.
20683 * tree-data-ref.h: Include omega.h.
20684 (DR_ACCESS_FNS_ADDR): Removed.
20685 (data_dependence_relation): Add inner_loop.
20686 (DDR_INNER_LOOP): New.
20687 * common.opt (fcheck-data-deps): New.
20688 * tree-flow.h (tree_check_data_deps): Declare.
20689 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20690 (OBJS-common): Depend on omega.o.
20692 * passes.c (pass_check_data_deps): Scheduled.
20693 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20694 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20695 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20696 PARAM_VECT_MAX_VERSION_CHECKS,
20697 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20699 2007-03-09 Richard Guenther <rguenther@suse.de>
20701 PR tree-optimization/30904
20702 PR middle-end/31058
20703 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20704 the same way as *_DIV_EXPR.
20706 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20708 * recog.c (decode_asm_operands): No mixed declarations and code.
20710 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20712 * rtl.def (ASM_INPUT): Add location.
20713 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20714 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20715 (decode_asm_operands): Add loc operand.
20716 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20717 * stmt.c (expand_asm): Rename to...
20718 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20719 gen_rtx_ASM_INPUT_loc.
20720 (expand_asm_expr): Adjust.
20721 * recog.c (decode_asm_operands): Add loc operand.
20722 (check_asm_operands, extract_insn): Adjust.
20723 * reload1.c (maybe_fix_stack_asms): Likewise.
20724 * final.c (asm_insn_count): Likewise.
20725 (final_scan_insn): Output # line before and after asm.
20727 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20729 * tree-ssa-structalias.c (variable_info): Remove
20731 (new_var_info): Ditto.
20732 (shared_bitmap_info_t): New structure.
20733 (shared_bitmap_table): New variable.
20734 (shared_bitmap_hash): New function.
20735 (shared_bitmap_eq): Ditto
20736 (shared_bitmap_lookup): Ditto.
20737 (shared_bitmap_add): Ditto.
20738 (merge_smts_into): Change to take bitmap directly.
20739 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20740 (init_alias_vars): Init shared bitmap hashtable.
20741 (delete_points_to_sets): Delete shared bitmap hashtable.
20742 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20743 is_aliased removal as a change that was still necessary was
20746 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20748 * config/i386/i386.h (override_options): Conditionally disable
20749 x86_sahf for 64bit targets only.
20751 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20754 * c-decl.c (merge_decls): Don't call make_var_volatile.
20755 * varasm.c (make_var_volatile): Remove.
20756 * output.h (make_var_volatile): Remove.
20758 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20760 PR tree-optimization/31085
20761 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20763 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20765 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20766 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20767 ATTR_CONST_NOTHROW_LIST.
20769 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20772 2007-03-08 Diego Novillo <dnovillo@redhat.com>
20774 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
20776 2007-03-08 Geoffrey Keating <geoffk@apple.com>
20779 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
20781 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
20782 passed, use shared libgcc.
20784 2007-03-08 Roger Sayle <roger@eyesopen.com>
20786 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
20787 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20788 (honor_protect_cleanup_actions, lower_try_finally_switch):
20790 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20791 ifc_temp_var): Likewise.
20792 * tree-inline.c (setup_one_parameter): Likewise.
20793 * tree-mudflap.c (mf_decl_cache_locals,
20794 mf_build_check_statement_for): Likewise.
20795 * tree-nested.c (init_tmp_var, save_tmp_var,
20796 finalize_nesting_tree_1): Likewise.
20797 * tree-outof-ssa.c (insert_copy_on_edge,
20798 insert_backedge_copies): Likewise.
20799 * tree-profile.c (tree_gen_edge_profiler,
20800 tree_gen_ic_profiler): Likewise.
20801 * tree-scalar-evolution.c (scev_const_prop): Likewise.
20802 * tree-sra.c (sra_build_assignment): Likewise.
20803 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
20804 * tree-ssa-math-opts.c (insert_reciprocals,
20805 execute_cse_sincos_1): Likewise.
20806 * tree-tailcall.c (adjust_accumulator_values,
20807 adjust_return_value): Likewise.
20808 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
20809 * tree-vect-transform.c (vect_create_data_ref_ptr,
20810 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
20811 vect_create_epilog_for_reduction, vectorizable_reduction,
20812 vectorizable_call, vectorizable_conversion,
20813 vectorizable_assignment, vectorizable_operation,
20814 vectorizable_type_demotion, vect_gen_widened_results_half,
20815 vect_permute_store_chain, vectorizable_store,
20816 vect_setup_realignment, vect_permute_load_chain,
20817 vectorizable_load, vectorizable_condition,
20818 vect_create_cond_for_align_checks): Likewise.
20819 * tree-vrp.c (build_assert_expr_for): Likewise.
20821 2007-03-08 Ian Lance Taylor <iant@google.com>
20823 * tree-vrp.c: Include "intl.h".
20824 (usable_range_p): New static function.
20825 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
20826 overflowed values, juts set *strict_overflow_p.
20827 (compare_values): Only return -2 if one of the operands is not a
20829 (compare_ranges): Call usable_range_p.
20830 (compare_range_with_value): Likewise.
20831 (vrp_evaluate_conditional_warnv): Rename from
20832 vrp_evaluate_conditional. Make static. Change all callers.
20833 (vrp_evaluate_conditional): New function.
20834 (simplify_div_or_mod_using_ranges): Issue warning about reliance
20835 on signed overflow.
20836 (simplify_abs_using_ranges): Likewise.
20837 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
20838 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
20839 within_stmt parameter.
20840 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20841 vrp_evaluate_conditional.
20842 * tree-ssa-threadedge.c
20843 (record_temporary_equivalences_from_stmts_at_dest): Change
20844 simplify parameter to take a second tree parameter.
20845 (simplify_control_stmt_condition): Likewise.
20846 (thread_across_edge): Likewise.
20847 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20848 (thread_across_edge): Likewise.
20849 * Makefile.in (tree-vrp.o): Depend upon intl.h.
20851 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
20853 * config/i386/i386.h (TARGET_SAHF): New define.
20854 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
20855 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
20856 (x86_sahf): New global variable.
20857 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
20858 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
20859 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
20860 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
20862 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
20863 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
20864 when expanding fcomi/sahf based tests.
20865 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
20866 expanding sahf based alternative. Emit sahf based sequence when
20867 optimizing for code size.
20868 * config/i386/i386.md (x86_sahf_1): Do not disable for
20869 TARGET_64BIT, enable for TARGET_SAHF.
20871 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
20873 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
20874 spurious whitespace from error message.
20876 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
20879 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
20881 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
20883 * c-decl.c (grokdeclarator): Disable warnings for anonymous
20885 * tree-sra.c (instantiate_element): Propagate disabled warnings
20886 from the element itself to the created variable.
20888 2007-03-07 Richard Henderson <rth@redhat.com>
20891 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
20892 silently fix up the stack in the case of a missing register.
20894 2007-03-07 Paul Brook <paul@codesourcery.com>
20896 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
20898 2007-03-07 Joseph Myers <joseph@codesourcery.com>
20900 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
20902 (phase1_vrs): Use them.
20903 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
20904 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
20905 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
20906 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
20907 __gnu_Unwind_Restore_WMMXC if required.
20908 (_Unwind_VRS_Pop): Implement iWMMXt support.
20909 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
20910 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
20911 gnu_Unwind_Save_WMMXC): Define.
20913 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20915 * config/vxworks.h (vxworks_override_options): Declare.
20916 (VXWORKS_OVERRIDE_OPTIONS): Use it.
20917 * config/vxworks.c: Include target.h and toplev.h.
20918 (vxworks_override_options): New function.
20919 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
20921 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
20923 * config/s390/s390.c (override_options): Don't emit an error when
20924 -mstack-size is used without providing -mstack-guard.
20925 (s390_emit_prologue): Choose stack_guard value automatically if not
20926 provided via command line.
20927 * doc/invoke.texi: Adjust description of -mstack-guard and
20930 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20932 * config/i386/i386.c (output_set_got): Add a GOT initialization
20933 sequence for VxWorks PIC.
20934 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
20935 around labels as well as symbols. Use gotoff_operand instead
20936 of local_symbolic_operand.
20937 (legitimize_pic_address): Use gotoff_operand instead of
20938 local_symbolic_operand. Use @GOT accesses for labels as
20940 (ix86_output_addr_diff_elt): Use PC-relative rather than
20941 GP-relative offsets for VxWorks PIC.
20942 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
20943 no_new_pseudos. Check whether the returned register is op0.
20944 * config/i386/i386.md (tablejump): Use PC-relative rather than
20945 GP-relative offsets for VxWorks PIC.
20946 * config/i386/predicates.md (gotoff_operand): New predicate.
20948 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20950 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
20952 * config/vxworks-dummy.h: New file.
20953 * config/i386/i386.h: Include it.
20955 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
20957 * dwarf2out.c (is_inlined_entry_point): New
20958 (add_high_low_attributes): Emit DW_AT_entry_pc along with
20959 DW_AT_ranges if the first subblock is the entry point.
20961 2007-03-06 David Daney <ddaney@avtrex.com>
20963 * doc/install.texi (mips-*-*): Change recommended binutils
20966 2007-03-06 Anatoly Sokolov <aesok@post.ru>
20968 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
20969 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
20971 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20972 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20974 2007-03-06 Jan Hubicka <jh@suse.cz>
20976 * errors.h (warning, error, fatal, internal_error): Mark as cold.
20977 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
20979 (probably_cold_bb_p): Cold functions are cold.
20980 (probably_never_executed_bb_p): Cold functions are cold.
20981 (tree_bb_level_predictions): Predict calls to cold functions as not
20983 (compute_function_frequency): Check hot/cold attributes.
20984 * function.h (function_frequency): Update comments.
20985 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
20986 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
20987 (c_common_att): Add cold and hot.
20989 * doc/extend.texi (hot,cold attributes): Document.
20991 2007-03-06 Andrew Haley <aph@redhat.com>
20993 * function.c (expand_function_end): Move blockage to just after we
20994 emit the label for the naked return from the function.
20996 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20998 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21001 2007-03-06 Jan Hubicka <jh@suse.cz>
21003 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21004 loaded for constant large models. Non-large 64bit PIC can do.
21005 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21006 * cmodel.h: Add LARGE PIC.
21007 * i386.md (UNSPEC_PLTOFF): New.
21008 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21010 (*call_1_rex64): Disable for large models.
21011 (*call_1_rex64_large): New.
21012 (*call_value_1_rex64): Disable for large models.
21013 (*call_value_1_rex64_large): New.
21014 (set_rip_rex4): New.
21015 (set_got_offset_rex64): New.
21016 * predicates.md (constant_call_address_operand): For large model
21017 constant calls are not possible.
21018 * i386-protos.h (construct_plt_address): Declare.
21019 * i386.c (override_options): Accept large models.
21020 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21021 (legitimate_constant_p): Add new UNSPECs.
21022 (legitimate_pic_operand_p): Likewise.
21023 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21024 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21026 (output_pic_addr_const): Add PLTOFF.
21027 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21028 (ix86_expand_move): Legitimize pic address when in PIC mode.
21029 (construct_plt_address): New function.
21030 (ix86_expand_call): Offload the address to register and use GOT
21031 pointer for large model.
21032 * invoke.texi (mcmodel=large): Update documentation.
21034 2007-03-06 Richard Henderson <rth@redhat.com>
21036 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21037 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21038 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21039 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21040 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21041 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21042 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21043 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21044 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21045 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21046 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21047 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21048 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21049 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21050 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21051 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21052 x86_schedule, x86_use_bt, x86_pad_returns,
21053 x86_use_xchgb): Merge into ...
21054 (ix86_tune_features): ... here. New array.
21055 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21056 x86_bswap): Merge into ...
21057 (ix86_arch_features): ... here. New array.
21058 (x86_3dnow_a): Remove.
21059 (x86_accumulate_outgoing_args): Make static.
21060 (x86_arch_always_fancy_math_387): Make static.
21061 (ix86_tune_mask, ix86_arch_mask): Move ...
21062 (override_options): ... to local variables here. Apply the
21063 appropriate mask to each element of ix86_arch_features and
21064 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21065 as were done in the old macros.
21066 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21067 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21068 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21069 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21070 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21071 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21072 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21073 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21074 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21075 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21076 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21077 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21078 x86_accumulate_outgoing_args, x86_prologue_using_move,
21079 x86_epilogue_using_move, x86_decompose_lea,
21080 x86_arch_always_fancy_math_387, x86_shift1,
21081 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21082 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21083 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21084 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21085 x86_use_incdec, x86_pad_returns, x86_bswap,
21086 x86_partial_flag_reg_stall): Remove.
21087 (enum ix86_tune_indices): New.
21088 (ix86_tune_features): New.
21089 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21090 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21091 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21092 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21093 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21094 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21095 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21096 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21097 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21098 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21099 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21100 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21101 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21102 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21103 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21104 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21105 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21106 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21107 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21108 TARGET_EXT_80387_CONSTANTS): Use it.
21109 (enum ix86_arch_indices): New.
21110 (ix86_arch_features): New.
21111 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21112 TARGET_BSWAP): Use it.
21113 (ix86_tune_mask, ix86_arch_mask): Remove.
21115 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21118 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21119 Define using $${sysroot_headers_suffix}.
21120 * configure: Regenerate.
21121 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21122 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21124 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21125 * gcc.c (print_sysroot_headers_suffix): New.
21126 (option_map): Include --print-sysroot-headers-suffix.
21127 (display_help): Mention -print-sysroot-headers-suffix.
21128 (process_command): Handle -print-sysroot-headers-suffix.
21129 (do_spec_1): Append multilib directory to include-fixed path if
21130 sysroot suffixes in use.
21131 (main): Handle -print-sysroot-headers-suffix.
21132 * Makefile.in (start.encap): Don't depend on xlimits.h
21133 (xlimits.h): Remove.
21134 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21135 limits.h for each multilib in fixinc_list.
21136 (fixinc_list, s-fixinc_list): New.
21137 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21138 generate them for each multilib in fixinc_list.
21139 (stmp-fixproto): Use include-fixed. Run fixproto for each
21140 multilib in fixinc_list.
21141 (mostlyclean): Don't remove xlimits.h.
21142 (clean): Remove include-fixed.
21143 (real-install-headers-tar, real-install-headers-cpio,
21144 real-install-headers-cp): Don't copy include, only include-fixed.
21145 (install-mkheaders): Depend on fixinc_list. Don't depend on
21146 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21147 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21148 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21150 2007-03-06 Jan Hubicka <jh@suse.cz>
21152 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21155 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21157 * configure.ac: Allow tm_file to contain build-directory files.
21158 * configure: Regenerate.
21159 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21160 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21161 * config/m68k/print-sysroot-suffix.sh: New file.
21163 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21165 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21166 of pic_offset_table_rtx if reload_completed.
21167 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21168 PIC_OFFSET_TABLE_REGNUM.
21169 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21171 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21172 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21174 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21176 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21177 functions that call eh_return.
21179 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21181 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21182 functions that need a constant pool.
21184 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21187 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21188 (m68k_preferred_reload_class): Likewise.
21189 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21190 (SECONDARY_RELOAD_CLASS): Define.
21191 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21192 (LIMIT_RELOAD_CLASS): Delete.
21193 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21194 registers from storing bytes.
21195 (m68k_secondary_reload_class): New function.
21196 (m68k_preferred_reload_class): Likewise.
21198 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21200 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21202 (m68k_expand_prologue): Likewise.
21204 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21206 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21207 (mips_expand_epilogue): Add a bool parameter.
21208 (m68k_legitimize_sibcall_address): Declare.
21209 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21210 (m68k_expand_epilogue): Add a parameter to select between sibling
21211 and normal epilogues. Only generate a return for the latter.
21212 (m68k_ok_for_sibcall_p): New function.
21213 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21214 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21215 (sibcall_value, *sibcall_value): Likewise.
21216 (*call, *call_value): Require !SIBLING_CALL_P.
21217 (epilogue): Update call to m68k_expand_epilogue.
21218 (sibcall_epilogue): New pattern.
21219 * config/m68k/predicates.md (const_call_operand): Say that this
21220 predicate applies to sibling calls too.
21221 (sibcall_operand): New predicate.
21223 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21225 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21226 alternatives as movsi_cf.
21227 (movsf_cf_hard): Add commentary.
21229 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21230 Richard Sandiford <richard@codesourcery.com>
21232 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21233 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21234 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21235 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21236 as being live on exit from an interrupt function.
21237 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21238 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21239 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21240 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21241 (m68k_interrupt_function_p): Globalize.
21242 (m68k_compute_frame_layout): Remove reverse mask code.
21243 (m68k_emit_movem, m68k_set_frame_related): New functions.
21244 (m68k_output_function_prologue): Delete in favor of...
21245 (m68k_expand_prologue): ...this new function.
21246 (m68k_output_function_epilogue): Delete in favor of...
21247 (m68k_expand_epilogue): ...this new function.
21248 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21250 (print_operand): Handle %?.
21251 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21252 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21253 (prologue, epilogue): New patterns.
21254 (return): Turn into a define_expand.
21255 (*return): New pattern, derived from old "return" pattern. Use rte
21256 rather than rts for interrupt functions. Only use rtd if the pop
21258 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21259 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21260 (link, *link, unlink, *unlink, load_got): Likewise.
21262 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21266 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21267 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21268 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21269 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21270 and m68k_matches_u_p.
21271 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21272 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21273 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21274 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21275 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21276 (REG_STRICT_P): New macro.
21277 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21278 PCREL_GENERAL_OPERAND_OK.
21279 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21280 m68k_legitimate_base_reg_p.
21281 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21282 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21283 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21284 * config/m68k/m68k.c (m68k_address): New structure.
21285 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21286 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21287 (m68k_jump_table_ref_p, m68k_decompose_address)
21288 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21289 (m68k_matches_u_p): New functions.
21290 (print_operand_address): Rewrite to use m68k_decompose_index.
21292 2007-03-05 David Taylor <dtaylor@emc.com>
21294 * gcc.c: Correct copyright date in --version output.
21296 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21298 * pa.md: In unamed move patterns, disparge copies between general
21299 and floating point registers using '?' modifier. Don't include 'f'
21300 constraint for register preferences in DImode, SImode, HImode and
21301 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21302 Remove constraints for copies between general and floating registers
21303 in soft-float DFmode pattern.
21304 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21308 2007-03-05 Mike Stump <mrs@apple.com>
21310 * c-common.c (targetcm): Add.
21311 * c-opts.c (c_common_handle_option): Handle language specific
21313 * opts.c (handle_option): Verify language for target options, if
21315 * opth-gen.awk: Add CL_LANG_ALL.
21316 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21317 (TARGETCM_INITIALIZER): Add.
21318 * target.h (struct gcc_targetcm): Add.
21320 * targhooks.c (default_handle_c_option): Add.
21321 * targhooks.h (default_handle_c_option): Add.
21322 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21324 * config/darwin.opt (iframework): Add.
21325 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21326 * config/darwin-c.c (handle_c_option): Add.
21327 (TARGET_HANDLE_C_OPTION): Add.
21329 * doc/invoke.texi (Darwin Options): Add -iframework.
21331 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21333 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21336 2007-03-05 Ian Lance Taylor <iant@google.com>
21338 * c.opt (fgnu89-inline): New option.
21339 * c-opts.c (c_common_post_options): Set default value for
21341 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21342 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21344 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21345 (grokdeclarator, start_function): Likewise.
21346 * c-cppbuiltin.c (c_cpp_builtins): Define either
21347 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21348 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21349 (C Dialect Options): Document -fgnu89-inline.
21350 * doc/extend.texi (Function Attributes): Explain what the
21351 gnu_inline attribute does.
21352 * doc/cpp.texi (Common Predefined Macros): Document
21353 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21355 2007-03-05 Ian Lance Taylor <iant@google.com>
21357 PR tree-optimization/31034
21358 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21359 half-range if the other side is an overflow infinity.
21361 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21363 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21364 (bfin*-linux-uclibc*): New configuration.
21365 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21367 * config/bfin/linux.h: New file.
21368 * config/bfin/libgcc-bfin.ver: New file.
21369 * config/bfin/t-bfin-uclinux: New file.
21370 * config/bfin/t-bfin-linux: New file.
21371 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21372 (TARGET_OS_CPP_BUILTINS): New macro.
21374 2007-03-05 Richard Guenther <rguenther@suse.de>
21376 * fold-const.c (fold_binary): Remove duplicate folding
21377 of comparison of non-null ADDR_EXPR against null.
21379 2007-03-05 Richard Guenther <rguenther@suse.de>
21380 Dorit Nuzman <dorit@il.ibm.com>
21382 PR tree-optimization/26420
21383 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21384 are no loops in the function. Only print the number of
21385 vectorized loops if it is greater than zero or we are supposed
21386 to print information about unvectorized loops.
21388 2007-03-05 Revital Eres <eres@il.ibm.com>
21390 * gcc.dg/var-expand1.c: New test.
21391 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21392 when an accumulator is expanded.
21394 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21397 * c-common.c (convert_and_check): Don't give warnings for
21398 conversion if 'expr' already overflowed.
21400 2007-03-04 Roger Sayle <roger@eyesopen.com>
21402 PR middle-end/30744
21403 * fold-const.c (fold_comparison): Enforce type consistency when
21404 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21406 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21408 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21409 containing a cast to the base of TARGET_MEM_REF.
21411 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21413 * tree.c (tree_contains_struct_check_failed): Remove spurious
21414 whitespace from error message.
21416 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21419 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21420 instead of precision.
21422 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21423 Nathan Sidwell <nathan@codesourcery.com>
21425 * emit-rtl.c (find_auto_inc): New.
21426 (try_split): recreate REG_INC notes,
21427 Use regular for loops rather than whiles.
21429 2007-03-03 Andreas Schwab <schwab@suse.de>
21431 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21432 * configure: Regenerate.
21434 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21436 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21437 flag_rounding_math, not flag_unsafe_math_optimizations.
21439 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21441 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21442 alpha_fold_vector_minmax): Likewise.
21443 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21444 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21446 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21448 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21449 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21450 if the lhs has side-effects.
21451 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21453 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21455 * config/i386/i386.h (TUNEMASK): Remove define.
21456 (ARCHMASK): Remove define.
21457 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21458 Use ix86_arch_mask variable instead of ARCHMASK.
21459 * config/i386/i386.c (override_options): Ditto.
21460 (standard_80387_constant_p): Ditto.
21462 2007-03-02 Ian Lance Taylor <iant@google.com>
21464 Used signed infinities in VRP.
21465 * tree-vrp.c (uses_overflow_infinity): New static function.
21466 (supports_overflow_infinity): New static function.
21467 (make_overflow_infinity): New static function.
21468 (negative_overflow_infinity): New static function.
21469 (positive_overflow_infinity): New static function.
21470 (is_negative_overflow_infinity): New static function.
21471 (is_positive_overflow_infinity): New static function.
21472 (is_overflow_infinity): New static function.
21473 (overflow_infinity_range_p): New static function.
21474 (compare_values_warnv): New function split out of compare_values.
21475 (compare_value): Call it.
21476 (set_value_range_to_nonnegative): Add overflow_infinity
21477 parameter. Change caller.
21478 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21480 (vrp_expr_computes_nonzero): Likewise.
21481 (compare_ranges, compare_range_with_value): Likewise.
21482 (compare_name_with_value, compare_names): Likewise.
21483 (vrp_evaluate_conditional): Likewise.
21484 (set_value_range): Handle infinity
21485 (vrp_operand_equal_p, operand_less_p): Likewise.
21486 (extract_range_from_assert): Likewise.
21487 (vrp_int_const_binop): Likewise.
21488 (extract_range_from_binary_expr): Likewise.
21489 (extract_range_from_unary_expr): Likewise.
21490 (extract_range_from_comparison): Likewise.
21491 (extract_range_from_expr): Likewise.
21492 (dump_value_range): Likewise.
21493 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21494 (test_for_singularity): Likewise.
21495 (vrp_int_const_binop): Remove inline qualifier.
21496 (adjust_range_with_scev): Add comment.
21497 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21499 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21501 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21502 (get_constraint_for): Likewise.
21503 (do_structure_copy): Likewise.
21504 (find_func_aliases): Fix references to MODIFY_EXPR.
21505 (intra_create_variable_infos): Tidy.
21506 * tree-ssa-operands.c (add_virtual_operand): Add argument
21508 When adding members of alias sets, if IS_CALL_SITE is true and
21509 the symbol is not call-clobbered, skip it.
21510 Adjust all callers.
21512 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21514 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21515 entry by means of emit_insn_at_entry.
21517 2007-03-02 Richard Henderson <rth@redhat.com>
21519 * expr.h (promoted_input_arg): Remove decl.
21520 * function.c (promoted_input_arg): Merge into ...
21521 * combine.c (setup_incoming_promotions): ... only caller.
21522 Rearrange to avoid double loop.
21524 2007-03-02 Ben Elliston <bje@au.ibm.com>
21525 Peter Bergner <bergner@vnet.ibm.com>
21526 Janis Johnson <janis187@us.ibm.com>
21528 * config/rs6000/dfp.md: New file.
21529 * config/rs6000/rs6000.md: Include dfp.md.
21530 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21531 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21532 and TDmode decimal float modes in FP registers.
21533 (num_insns_constant): Likewise.
21534 (rs6000_legitimate_offset_address_p): Likewise.
21535 (rs6000_legitimize_address): Likewise.
21536 (rs6000_legitimize_reload_address): Likewise.
21537 (rs6000_legitimate_address): Likewise.
21538 (rs6000_emit_move): Likewise.
21539 (function_arg_boundary): Likewise.
21540 (function_arg_advance): Likewise.
21541 (rs6000_darwin64_record_arg_recurse): Likewise.
21542 (function_arg): Likewise.
21543 (rs6000_gimplify_va_arg): Likewise.
21544 (rs6000_split_multireg_move): Likewise.
21545 (rs6000_output_function_epilogue): Likewise.
21546 (rs6000_output_function_epilogue): Likewise.
21547 (rs6000_register_move_cost): Likewise.
21548 (rs6000_function_value): Likewise.
21549 (rs6000_libcall_value): Likewise.
21551 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21553 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21555 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21557 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21558 Use $MULTIDIR to choose between the kernel and RTP headers,
21559 and use $WIND_BASE and $WIND_USR to locate them.
21561 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21563 * config/i386/i386.c (override_options): Put initialization of
21564 ix86_tune_mask and ix86_arch_mask to the correct place.
21566 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21567 Michael Meissner <michael.meissner@amd.com>
21570 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21571 (ARCHMASK): Define.
21572 (TARGET_CMOVE): Use ARCHMASK.
21573 (TARGET_CMPXCHG): Ditto.
21574 (TARGET_CMPXCHG8B): Ditto.
21575 (TARGET_XADD): Ditto.
21576 (TARGET_BSWAP): Ditto.
21577 * config/i386/i386.c (ix86_tune_mask): New global variable.
21578 (ix86_arch_mask): Ditto.
21579 (override_options): Initialize ix86_tune_mask and
21580 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21583 2007-03-02 Ben Elliston <bje@au.ibm.com>
21586 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21588 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21590 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21591 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21592 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21593 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21595 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21596 rs6000_init_dwarf_reg_sizes_extra): New.
21597 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21598 SPE register high parts.
21600 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21602 * Makefile.in: Add install-pdf target as
21603 copied from automake v1.10 rules.
21604 * configure.ac: Add install-pdf to target list.
21605 * configure: Regenerate.
21607 2007-03-01 Paul Brook <paul@codesourcery.com>
21609 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21610 modes to LDRD for DImode.
21611 (output_move_double): Fixup out of range ldrd/strd.
21612 (vfp_secondary_reload_class): Rename...
21613 (coproc_secondary_reload_class): ... to this. Add wb argument.
21614 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21615 coproc_secondary_reload_class for CLASS_IWMMXT.
21616 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21617 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21619 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21621 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21622 unroll factor by the estimated number of iterations.
21623 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21624 than prefetch latency.
21626 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21627 decode_caches_intel, detect_caches_intel): New functions.
21628 (host_detect_local_cpu): Use detect_caches_amd and
21629 detect_caches_intel.
21631 2007-03-01 Richard Henderson <rth@redhat.com>
21633 * expr.c (emit_move_complex_push): Export.
21634 (emit_move_complex_parts): Split out from ...
21635 (emit_move_complex): ... here.
21636 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21637 * config/i386/i386.md (movcdi): New.
21639 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21641 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21642 size of mode1 to check for tieable modes in MMX case.
21644 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21646 * Makefile.in (rtlanal.o): Depend on tree.h.
21647 * rtl.h (offset_within_section_p, split_const): Declare.
21648 * rtlanal.c: Include tree.h.
21649 (offset_within_block_p): New function, taken from
21650 mips_offset_within_object_p.
21651 (split_const): New function, taken from mips_split_const.
21652 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21654 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21655 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21656 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21657 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21658 (m68k_illegitimate_symbolic_constant_p): New function.
21659 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21660 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21661 symbolic constant that might be outside the symbol's section,
21662 move the symbol first and then add the offset.
21663 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21665 * config/mips/mips.c (mips_split_const): Delete.
21666 (mips_offset_within_object_p): Delete.
21667 (mips_symbolic_constant_p): Use offset_within_section_p and
21668 split_const instead of mips_offset_within_object_p and
21670 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21671 (mips_legitimize_const_move, print_operand_reloc)
21672 (mips_dangerous_for_la25_p): Use split_const instead of
21675 2007-02-28 Eric Christopher <echristo@apple.com>
21677 * Makefile.in (install-include-dir): Don't rm -rf include.
21679 2007-02-28 Richard Guenther <rguenther@suse.de>
21681 PR middle-end/30364
21682 * fold-const.c (fold_binary): Do not associate expressions
21683 with more than one variable for integer types that do not wrap.
21685 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21687 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21688 Delete, and replace with...
21689 (fold_builtin_call_array): This. Update callers to use it.
21690 * fold-const.c (fold_build_call_list): Delete, and replace with...
21691 (fold_build_call_array): This.
21692 (fold_build_call_list_initializer): Delete, and replace with...
21693 (fold_build_call_array_initializer): This.
21694 * tree.h: Update declarations to reflect above changes.
21696 * c-typeck.c (build_function_call): Store converted arguments
21697 in a stack-allocated array instead of building a list.
21698 (convert_arguments): Store arguments in the array passed in as an
21699 argument, and return the actual number of arguments.
21700 * c-format.c: (check_function_format): Pass arguments in an
21701 array instead of a list.
21702 * c-common.c (check_function_nonnull): Likewise.
21703 (check_function_sentinel): Likewise.
21704 (check_function_arguments): Likewise.
21705 * c-common.h: Update declarations to reflect above changes.
21707 2007-02-28 Jan Hubicka <jh@suse.cz>
21709 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21710 PRED_NEGATIVE_RETURN): Update outcomes.
21712 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21714 * calls.c (emit_library_call_value_1): Handle partial registers
21715 correctly when building up CALL_INSN_FUNCTION_USAGE.
21717 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21719 * pa/predicates.md (move_src_operand): Allow zero for mode.
21720 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21723 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21726 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21727 *movv2df_internal): Enable pattern only for valid operand
21729 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21730 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21732 2007-02-27 Mike Stump <mrs@apple.com>
21734 * config/darwin-crt3.c: Avoid compilation when compiling for a
21737 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21739 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21741 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21742 for fixed headers and limits.h.
21743 (install-include-dir, install-headers-tar, install-headers-cpio,
21744 install-headers-cp, real-install-headers-tar,
21745 real-install-headers-cpio, real-install-headers-cp): Handle
21746 include-fixed as well as include.
21747 (install-mkheaders): Don't install files that go only in include
21749 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21750 from GCC_INCLUDE_DIR.
21751 * gcc.c (process_command): Remove special -BstageN/ handling.
21752 (do_spec_1): Add include-fixed directories.
21754 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21756 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21758 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21760 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21763 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21765 * c-common.c (get_priority): Add check for
21766 SUPPORTS_INIT_PRIORITY.
21768 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21770 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
21772 * config/bfin/bfin.c: Include "cfglayout.h".
21773 (MAX_LSETUP_DISTANCE): New macro.
21774 (struct loop_info): New members incoming, incoming_src and
21775 incoming_dest. Delete member predecessor.
21776 (length_for_loop): New function.
21777 (bfin_optimize_loop): Handle more different loop structures.
21778 (bfin_discover_loop): Rework detection of predecessor blocks by
21779 examining incoming edges.
21780 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
21782 (bfin_reorder_loops): New function.
21783 (bfin_reorg_loops): Use these three new functions.
21785 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
21786 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
21787 (CONSTRAINT_LEN): Add entry for 'q'.
21788 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
21789 Add 'q' constraints.
21790 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
21791 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
21793 * config/bfin/bfin.md (add_with_carry): New pattern.
21794 (s_or_u, su_optab, su_modifier): New code macros/attrs.
21795 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
21796 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
21797 support unsigned multiplies too. Removed incorrect commutativity from
21798 operand 1 constraint where appropriate.
21799 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
21801 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
21802 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
21804 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
21805 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
21806 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
21807 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
21808 usmulhisi_hh_huh): New patterns.
21810 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
21811 lshifthi3): Fix output template to use half reg for operand 2.
21813 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
21816 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
21818 2007-02-27 Andreas Schwab <schwab@suse.de>
21820 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
21822 2007-02-27 Jan Hubicka <jh@suse.cz>
21824 * predict.c (last_basic_block_p): Remove.
21825 (tree_estimate_probability): Update return heuristic for commonized
21828 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21830 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
21832 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21834 * doc/include/gcc-common.texi (versionsubtitle): New macro.
21835 * doc/cpp.texi: Standardize title page.
21836 * doc/cppinternals.texi: Likewise.
21837 * doc/gcc.texi: Standardize title page, remove version number
21838 from copyright page.
21839 * doc/gccint.texi: Likewise.
21840 * doc/install.texi: Standardize title page, add table of
21843 2007-02-26 Jan Hubicka <jh@suse.cz>
21845 * predict.def: Set outcomes according to more recent results.
21846 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
21847 Remove dead predictors.
21848 * predict.c (return_prediction): Fix pasto.
21850 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21852 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
21853 change; avoid a memory leak when returning early.
21855 2007-02-26 Mark Mitchell <mark@codesourcery.com>
21857 * c-decl.c (static_ctors): Move to c-common.c.
21858 (static_dtors): Likewise.
21859 (finish_function): Use c_record_cdtor_fn.
21860 (build_cdtor): Move to c-common.c.
21861 (c_write_global_declarations): Use c_build_cdtor_fns.
21862 * c-common.h (static_ctors): Declare.
21863 (static_dtors): Likewise.
21864 (c_record_cdtor_fn): Likewise.
21865 (c_build_cdtor_fns): Likewise.
21866 * c-common.c (static_ctors): New variable.
21867 (static_dtors): Likewise.
21868 (c_record_cdtor_fn): New function.
21869 (build_cdtor): Move from c-decl.c
21870 (c_build_cdtor_fns): New function.
21872 * output.h (assemble_addr_to_section): Declare.
21873 (get_cdtor_priority_section): Likewise.
21874 * varasm.c (assemble_addr_to_section): New function.
21875 (get_cdtor_priority_section): Likewise.
21876 (default_named_section_asm_out_destructor): Use them.
21877 (destor_dtor_section_asm_out_destructor): Likewise.
21878 (default_named_section_asm_out_constructor): Likewise.
21879 (default_ctor_section_asm_out_constructor): Likewise.
21880 * config.gcc (*-*-vxworks*): Include vxworks.o.
21881 * config/t-vxworks (vxworks.o): New target.
21882 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
21883 (TARGET_ASM_CONSTRUCTOR): Define.
21884 (TARGET_ASM_DESTRUCTOR): Likewise.
21885 (vxworks_asm_out_constructor): Declare.
21886 (vxworks_asm_out_destructor): Likewise.
21888 * c-common.c (get_priority): Check that we have not just an
21889 INTEGER_CST, but an integer constant with integeral type.
21891 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
21893 PR tree-optimization/30938
21894 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
21895 use &dt[nargs-1] instead of &dt[nargs] in the call to
21896 vect_is_simple_use().
21898 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
21900 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
21901 from register elimination as PRE_MODIFY / POST_MODIFY increments.
21902 Do not attempt to handle MEM inside auto-inc expressions.
21903 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
21904 of a register modified by an auto-inc expression. However, do handle
21905 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
21906 (elimination_effects): Prohibit elimination of a register modified
21907 by an auto-inc expression. Disable register elimination rules whose
21908 target register is modified by an auto-inc expression with variable
21911 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
21913 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
21915 (array_at_struct_end_p): New function.
21916 (idx_infer_loop_bounds): Use it.
21917 (estimate_numbers_of_iterations_loop): Export.
21918 * predict.c (predict_loops): Use estimated_loop_iterations_int.
21919 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
21920 (tree_estimate_probability): Call record_loop_exits.
21921 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
21922 (estimated_loop_iterations, estimated_loop_iterations_int,
21923 estimated_loop_iterations_tree): New functions.
21924 (analyze_siv_subscript_cst_affine,
21925 compute_overlap_steps_for_affine_1_2,
21926 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
21927 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
21928 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
21929 (PRED_LOOP_ITERATIONS_GUESSED): New.
21930 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21931 * cfgloop.h (estimate_numbers_of_iterations_loop,
21932 estimated_loop_iterations_int): Declare.
21934 2007-02-25 Mark Mitchell <mark@codesourcery.com>
21936 * doc/extend.texi: Document optional priority argument to
21937 constructors and destructors.
21938 * tree.c (init_priority_for_decl): Adjust GTY markers.
21939 (init_ttree): Use priority-info hash functions for
21940 init_priority_for_decl.
21941 (tree_map_eq): Rename to ...
21942 (tree_map_base_eq): ... this.
21943 (tree_map_marked_p): Rename to ...
21944 (tree_map_base_marked_p): ... this.
21945 (tree_map_base_hash): New function.
21946 (decl_init_priority_lookup): Rework.
21947 (decl_fini_priority_lookup): New function.
21948 (decl_priority_info): New function.
21949 (decl_init_priority_insert): Use it.
21950 (decl_fini_priority_insert): Likewise.
21951 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
21953 (decl_restrict_base_insert): Likewise.
21954 (decl_debug_expr_insert): Likewise.
21955 (decl_value_expr_lookup): Likewise.
21956 (decl_value_expr_insert): Likewise.
21957 * tree.h (priority_type): New type.
21958 (decl_init_priority_lookup): Use priority_type.
21959 (decl_fini_priority_lookup): New function.
21960 (decl_init_priority_insert): Use priority_type.
21961 (decl_fini_priority_insert): New function.
21962 (DECL_HAS_INIT_PRIORITY): Tweak comments.
21963 (DECL_INIT_PRIORITY): Likewise.
21964 (SET_DECL_INIT_PRIORITY): Add comment.
21965 (DECL_FINI_PRIORITY): New macro.
21966 (SET_DECL_FINI_PRIORITY): Likewise.
21967 (DEFAULT_INIT_PRIORITY): Document.
21968 (MAX_INIT_PRIORITY): Likewise.
21969 (MAX_RESERVED_INIT_PRIORITY): Likewise.
21970 (tree_map_base): New type.
21971 (tree_map_base_eq): New function.
21972 (tree_map_base_hash): Likewise.
21973 (tree_map_base_marked_p): Likewise.
21974 (tree_map): Inherit from tree_map_base.
21975 (tree_map_eq): Make it a macro.
21976 (tree_map_marked_p): Likewise.
21977 (tree_int_map): Inherit from tree_map_base.
21978 (tree_int_map_eq): Make it a macro.
21979 (tree_int_map_hash): Likewise.
21980 (tree_int_map_marked_p): Likewise.
21981 (tree_priority_map): New type.
21982 (tree_priority_map_eq): New macro.
21983 (tree_priority_map_hash): Likewise.
21984 (tree_priority_map_marked_p): Likewise.
21985 * varasm.c (emults_decl): Adjust for refactoring of tree_map
21987 (emutls_common_1): Likewise.
21988 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
21989 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
21990 of tree_map hierarchy.
21991 * tree-cfg.c (move_stmt_r): Likewise.
21992 (new_label_mapper): Likewise.
21993 * c-tree.h (c_expand_body): Move to ...
21994 * c-common.h (c_expand_body): ... here.
21995 * c-decl.c (c_expand_body): Move to ...
21996 * c-common.c (c_expand_body): ... here.
21997 (c_common_attribute_table): Allow 1 argument for the constructor
21998 and destructor attributes.
21999 (get_priority): New function.
22000 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22001 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22003 2007-02-24 Jan Hubicka <jh@suse.cz>
22005 PR middle-end/30509
22006 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22007 copying for inlining.
22009 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22010 Jan Hubicka <jh@suse.cz>
22013 * i386.c (counter_mode): New function.
22014 (expand_set_or_movmem_via_loop): Use it.
22015 (expand_movmem_epilogue): Likewise; fix pasto.
22016 (ix86_expand_movmem): Do emit guard even for constant counts.
22017 (ix86_expand_setmem): Likewise.
22019 2007-02-25 Nick Clifton <nickc@redhat.com>
22021 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22022 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22024 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22027 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22028 count argument with 0x10, not with 0x16.
22029 (expand_setmem_epilogue): Ditto.
22031 2007-02-24 Mike Stump <mrs@apple.com>
22033 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22036 2007-02-24 Richard Guenther <rguenther@suse.de>
22038 PR middle-end/30951
22039 * fold-const.c (fold_binary): Fold x +- CST op x for
22040 EQ_EXPR and NE_EXPR.
22042 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22044 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22046 2007-02-24 Jan Hubicka <jh@suse.cz>
22048 * cgraphunit.c (decide_is_function_needed): Honor
22049 -fkeep-inline-functions.
22051 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22053 * builtins.c (fold_builtin_modf): New.
22054 (fold_builtin_2): Use it.
22056 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22058 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22059 (determine_max_iter): Take additional LOOP arg; all callers changed.
22060 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22061 one using simplifications.
22062 (simplify_using_initial_values): Return if the expression becomes
22063 invalid due to altered regs.
22065 2007-02-23 DJ Delorie <dj@redhat.com>
22067 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22069 2007-02-23 Mike Stump <mrs@apple.com>
22071 * tlink.c (scan_linker_output): Parse linker messages from
22072 darwin9's linker better.
22074 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22077 * varpool.c (varpool_assemble_pending_decls): Set
22078 varpool_last_needed_node to null.
22080 2007-02-23 DJ Delorie <dj@redhat.com>
22082 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22083 alignment bigger than the object file can handle.
22085 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22088 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22089 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22090 (*movsf_1): Penalize MMX moves.
22092 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22094 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22095 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22097 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22099 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22101 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22102 (fold_builtin_1): Use them.
22103 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22104 BUILT_IN_SIGNIFICAND.
22106 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22108 * config/i386/i386.c (bdesc_1arg): Initialize
22109 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22110 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22111 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22112 and IX86_BUILTIN_MOVSLDUP.
22114 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22116 PR rtl-optimization/30841
22117 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22119 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22121 * builtins.c (fold_builtin_frexp): New.
22122 (fold_builtin_2): Use it.
22124 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22126 * doc/invoke.texi (Spec Files): Document getenv spec function.
22128 * gcc.c (getenv_spec_function): New function.
22129 (static_spec_functions): Add it.
22130 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22131 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22134 2007-02-22 Michael Matz <matz@suse.de
22137 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22138 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22140 2007-02-22 Ian Lance Taylor <iant@google.com>
22143 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22144 (mem_loc_descriptor): Call it.
22146 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22147 Ira Rosen <irar@il.ibm.com>
22149 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22151 2007-02-22 Ira Rosen <irar@il.ibm.com>
22153 PR tree-optimization/30843
22154 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22155 stores only after all the group is vectorized.
22157 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22159 PR tree-optimization/30858
22160 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22161 in the reduction cycle have a single use in the loop.
22162 * tree-vectorizer.h (relevant): Add documentation.
22164 2007-02-20 Mike Stump <mrs@apple.com>
22166 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22167 * configure: Regenerate.
22169 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22171 Change the defaults of some parameters and options.
22172 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22173 * config/spu/spu.c (spu_optimization_options): Add.
22174 (spu_override_options): Change params in spu_optimization_options.
22175 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22177 Register 127 is only 16 byte aligned when used as a frame pointer.
22178 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22179 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22180 HARD_FRAME_POINTER_REGNUM.
22181 (spu_legitimate_address): Use regno_aligned_for_reload.
22182 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22183 aligned when frame_pointer_needed is true.
22184 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22186 * config/spu/spu.h (INIT_EXPANDERS): Define.
22188 Make sure shift and rotate instructions have valid immediate operands.
22189 * config/spu/predicates.md (spu_shift_operand): Remove.
22190 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22191 * config/spu/constraints.md (W, O): Extend range.
22192 * config/spu/spu.md (umask, nmask): Define.
22193 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22194 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22195 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22196 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22197 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22198 (lshr<mode>3_reg): Fix rtl description.
22200 Make sure mulhisi immediate operands are valid.
22201 * config/spu/predicates.md (imm_K_operand): Add.
22202 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22204 Generate constants using fsmbi and andi.
22205 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22206 (print_operand, spu_split_immediate, classify_immediate,
22207 fsmbi_const_p): Handle IC_FSMBI2.
22209 Correctly handle a CONST_VECTOR containing symbols.
22210 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22211 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22212 (immediate_load_p): Allow symbols that use 2 instructions to create.
22213 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22214 with symbols when flag_pic is set.
22215 (const_vector_immediate_p): New.
22216 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22217 accept a CONST_VECTOR with symbols.
22218 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22219 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22221 * config/spu/spu.md (high, low): Delete.
22222 (low_<mode>): Define.
22224 Remove INTRmode and INTR_REGNUM, which didn't work.
22225 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22227 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22228 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22229 peephole2 pattern): Don't use INTR or 131.
22230 (movintrcc): Delete.
22231 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22232 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22233 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22234 (UNSPEC_SET_INTR): Add.
22235 * config/spu/spu-modes.def (INTR): Remove.
22237 More accurate warnings about run-time relocations.
22238 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22240 Correctly warn about immediate arguments to specific intrinsics.
22241 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22242 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22243 the instruction predicate.
22245 Fix tree check errors with latest update.
22246 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22248 (spu_expand_builtin): Use CALL_EXPR_FN.
22250 Add missing specific intrinsics.
22251 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22253 * config/spu/spu_internals.h: Ditto.
22255 Fix incorrect operand modifiers.
22256 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22257 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22259 Optimize one case of zero_extend of a vec_select.
22260 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22262 Accept any immediate for hbr.
22263 * config/spu/spu.md (hbr): Change s constraints to i.
22265 2007-02-21 Paul Brook <paul@codesourcery.com>
22267 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22268 condexec_count when skipping USE and CLOBBER.
22270 2007-02-21 Nick Clifton <nickc@redhat.com>
22272 * common.opt (Warray-bounds): Add Warning attribute.
22273 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22275 (fsized-zeroes): Add Optimization attribute.
22276 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22277 * c.opt (Wc++0x-compat): Add Warning attribute.
22279 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22281 PR middle-end/30761
22282 * reload1.c (eliminate_regs_in_insn): In the single_set special
22283 case, attempt to re-recognize the insn before falling back to
22284 having reload fix it up.
22286 2007-02-20 Eric Christopher <echristo@gmail.com>
22288 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22289 Rewrite accordingly.
22290 (frv_read_iacc_argument): Ditto.
22291 (frv_expand_set_builtin): Take a call instead of arglist, update for
22293 (frv_expand_unop_builtin): Ditto.
22294 (frv_expand_binop_builtin): Ditto.
22295 (frv_expand_cut_builtin): Ditto.
22296 (frv_expand_binopimm_builtin): Ditto.
22297 (frv_expand_voidbinop_builtin): Ditto.
22298 (frv_expand_int_void2arg): Ditto.
22299 (frv_expand_prefetches): Ditto.
22300 (frv_expand_voidtriop_builtin): Ditto.
22301 (frv_expand_voidaccop_builtin): Ditto.
22302 (frv_expand_load_builtin): Ditto.
22303 (frv_expand_store_builtin): Ditto.
22304 (frv_expand_mdpackh_builtin): Ditto.
22305 (frv_expand_mclracc_builtin): Ditto.
22306 (frv_expand_mrdacc_builtin): Ditto.
22307 (frv_expand_mwtacc_builtin): Ditto.
22308 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22311 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22313 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22314 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22316 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22317 point instructions.
22318 * configure: Regenerate.
22319 * config.in: Regenerate.
22320 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22321 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22322 masks to power6 and power6x and to POWERPC_MASKS.
22323 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22325 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22326 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22327 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22328 Access PROTOTYPE as variable, not mask.
22330 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22332 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22333 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22334 * combine.c (adjust_for_new_dest): Use it.
22335 * postreload.c (reload_combine): Likewise.
22337 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22339 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22340 notes on an insn with multiple sets, even if single_set returns
22341 non-NULL for that insn.
22343 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22345 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22346 scalbn and scalbln.
22348 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22350 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22351 if user didn't pass it.
22352 * config/i386/darwin.h (CC1_SPEC): Likewise.
22353 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22354 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22355 -mmacosx-version-min.
22357 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22358 Uros Bizjak <ubizjak@gmail.com>
22360 * optabs.h (enum optab_index): Add new OTI_scalb.
22361 (scalb_optab): Define corresponding macro.
22362 * optabs.c (init_optabs): Initialize scalb_optab.
22363 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22365 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22366 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22367 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22368 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22369 flag_unsafe_math_optimizations is set.
22371 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22372 to implement scalbf, scalb and scalbl built-ins as inline x87
22375 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22376 DJ Delorie <dj@redhat.com>
22379 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22380 (diagnostic_report_diagnostic): ... here, and turn them into real
22381 errors. If warnings are inhibited, no need to do anything.
22383 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22385 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22386 better code generation.
22388 2007-02-20 Ben Elliston <bje@au.ibm.com>
22390 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22392 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22394 * config/alpha/alpha.c, config/alpha/alpha.md,
22395 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22396 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22397 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22398 config/arm/lib1funcs.asm: Follow spelling conventions.
22400 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22401 config/fr30/fr30.md, config/i386/i386.h,
22402 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22403 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22404 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22405 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22406 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22407 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22408 config/sparc/sparc.c, config/sparc/sparc.h,
22409 config/sparc/sparc.md, config/spu/constraints.md,
22410 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22413 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22416 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22419 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22421 * doc/invoke.texi (-ftree-lrs): Remove.
22423 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22425 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22428 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22430 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22431 new CALL_EXPR_FN macro for retrieving the function
22432 declaration of the input expression.
22434 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22436 * c.opt (Waddress): New.
22437 * common.opt (Walways-true): Delete.
22438 (Wstring-literal-comparison): Delete.
22439 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22440 -Wstring-literal-comparison. Add -Waddress.
22442 (Walways-true): Delete.
22443 (Wstring-literal-comparison): Delete.
22444 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22445 consistently instead of -Walways-true in example.
22446 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22447 * c-typeck.c (parser_build_binary_op): Replace
22448 -Wstring-literal-comparison and -Walways-true with -Waddress.
22449 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22452 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22454 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22455 without DECL_STRUCT_FUNCTION initialized.
22457 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22459 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22460 due to calls to functions taking pointers as parameters.
22462 2007-02-19 Richard Henderson <rth@redhat.com>
22465 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22468 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22470 * config/s390/s390.c (s390_call_saved_register_used,
22471 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22472 accessed to the new scheme.
22474 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22476 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22477 (cris_print_index, cris_print_operand, cris_print_operand_address)
22478 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22479 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22480 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22481 GET_CODE () == xxx.
22482 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22483 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22484 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22485 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22486 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22487 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22488 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22489 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22490 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22491 (uminsi3, call, call_value): Ditto.
22492 (define_split: indir_to_reg_split, unnamed): Ditto.
22494 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22496 PR tree-optimization/30975
22497 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22500 2007-02-18 Eric Christopher <echristo@gmail.com>
22502 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22503 Remove use of arglist.
22504 (mips_expand_builtin): Remove use of arglist, pass in expr.
22505 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22506 (mips_expand_builtin_movtf): Ditto.
22507 (mips_expand_builtin_compare): Ditto.
22509 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22511 * tree-sra.c (sra_build_assignment): Replace assertion
22512 checking with a comment explaining why it can't be done.
22514 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22516 PR middle-end/30833
22517 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22518 during CALL_EXPR representation conversion.
22519 * tree-ssa-propagate.c (set_rhs): Likewise.
22521 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22523 * tree-sra.c (sra_build_assignment): Disable assertion checking
22526 2007-02-18 Roger Sayle <roger@eyesopen.com>
22528 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22529 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22530 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22532 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22533 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22534 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22535 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22536 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22537 force_gimple_operand): Likewise.
22538 * ipa-cp.c (constant_val_insert): Likewise.
22539 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22540 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22541 perfect_nestify): Likewise.
22542 * langhooks.c (lhd_omp_assignment): Likewise.
22543 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22544 lower_copyprivate_clauses, lower_send_clauses,
22545 lower_send_shared_vars, expand_parallel_call,
22546 expand_omp_for_generic, expand_omp_for_static_nochunk,
22547 expand_omp_for_static_chunk, expand_omp_sections,
22548 lower_omp_single_copy, lower_omp_for_lastprivate,
22549 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22550 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22551 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22554 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22556 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22557 config/sh/sh.md: Follow spelling conventions.
22559 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22560 config/frv/predicates.md: Follow spelling conventions.
22562 * config/m68k/linux-unwind.h: Fix a comment typo.
22563 * target.h: Follow spelling conventions.
22565 2007-02-18 Roger Sayle <roger@eyesopen.com>
22567 PR rtl-optimization/28173
22568 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22569 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22570 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22571 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22572 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22574 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22576 * builtins.c (fold_builtin_load_exponent): New.
22577 (fold_builtin_2): Use it.
22579 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22581 PR rtl-optimization/30773
22582 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22583 if we fail to attach a REG_EQUIV note.
22585 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22586 Roger Sayle <roger@eyesopen.com>
22588 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22590 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22592 * calls.c (initialize_argument_information): Pass original EXP
22593 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22594 code to split complex arguments here, as part of initializing the
22596 (expand_call): Remove code that builds a list of arguments and
22597 inserts implicit arguments into it. Instead, just count how many
22598 implicit arguments there will be so we can determine the size of
22599 the ARGS array, and let initialize_argument_information do the work.
22600 (split_complex_values): Delete unused function.
22602 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22604 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22606 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22608 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22609 for arg pointer based indexed addressing.
22611 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22613 * config/ia64/ia64.h, config/ia64/ia64.md,
22614 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22615 spelling conventions.
22617 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22619 * config/m68k/m68k.c (split_di): New.
22620 * config/m68k/m68k-protos.h: Declare split_di.
22621 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22622 Improve predicate handling and split constant shifts.
22624 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22626 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22627 parameter for register bitfield operations, general predicates
22630 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22632 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22633 * config/m68k/linux-unwind.h: New file.
22635 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22637 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22638 config/i386/athlon.md, config/ia64/ia64.md,
22639 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22640 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22641 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22642 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22643 tree-vect-transform.c: Fix comment typos.
22645 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22647 * sched-deps.c (find_insn_list): Remove.
22648 * sched-int.h: Remove the prototype for find_insn_list.
22650 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22652 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22654 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22655 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22656 darwin_rs6000_override_options.
22657 (C_COMMON_OVERRIDE_OPTIONS): Expect
22658 darwin_macosx_version_min to be non-NULL always.
22659 (TARGET_C99_FUNCTIONS): Likewise.
22660 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22661 (DARWIN_MINVERSION_SPEC): New.
22662 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22663 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22665 (DARWIN_MINVERSION_SPEC): New.
22666 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22668 * config/darwin-c.c (darwin_cpp_builtins): Expect
22669 darwin_macosx_version_min to be non-NULL always.
22671 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22673 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22675 * config/i386/i386.h (x86_use_xchgb): New.
22676 (TARGET_USE_XCHGB): New macro.
22677 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22678 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22679 Split after reload into bswaphi for shifts of 8.
22680 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22681 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22682 or when optimizing for size.
22684 2007-02-16 Richard Guenther <rguenther@suse.de>
22685 Christian Bruel <christian.bruel@st.com>
22687 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22688 DECLs but prefer SSA_NAMEs over DECLs.
22690 2007-02-16 Richard Guenther <rguenther@suse.de>
22692 * tree-flow-inline.h (single_imm_use_p): Remove.
22693 (zero_imm_uses_p): Likewise.
22694 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22695 instead of single_imm_use_p.
22696 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22699 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22702 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22703 nested double- and backquotes.
22705 2007-02-15 Roger Sayle <roger@eyesopen.com>
22707 PR middle-end/30391
22708 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22709 should be unreachable.
22710 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22711 For the time being redirect GIMPLE_MODIFY_STMT to the new
22712 (renamed) build_gimple_modify_stmt_stat.
22713 (build2_gimple_stat): Rename to...
22714 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22715 Always build a GIMPLE_MODIFY_STMT node.
22716 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22717 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22720 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22721 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22722 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22723 expand_complex_div_wide): Likewise.
22724 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22725 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22726 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22727 * tree-ssa-loop-manip.c (create_iv): Likewise.
22728 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22729 abs_replacement): Likewise.
22730 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22731 realify_fake_stores): Likewise.
22733 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22734 node rather than a GIMPLE_MODIFY_STMT node.
22735 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22736 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22738 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22739 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22740 GIMPLE_MODIFY_STMT.
22742 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22744 PR middle-end/30433
22745 * fold-const.c (fold_comparison): Add back the
22746 folding of constant complex comparisions.
22748 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22750 PR middle-end/30729
22751 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22752 effects unknown to this function, return early.
22754 2007-02-15 Ian Lance Taylor <iant@google.com>
22756 * lower-subreg.c (move_eh_region_note): New static function.
22757 (resolve_simple_move): Call it.
22758 (decompose_multiword_subregs): Track blocks for which we resolve a
22759 simple move which is also a control flow insn. Pass them to
22760 find_many_sub_basic_blocks.
22761 (pass_lower_subreg): Add TODO_verify_flow.
22762 (pass_lower_subreg2): Likewise.
22764 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22765 Brooks Moses <brooks.moses@codesourcery.com>
22766 Lee Millward <lee.millward@codesourcery.com>
22768 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22769 (VL_EXP_CLASS_P): New.
22770 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
22772 (TREE_OPERAND_CHECK_CODE): Likewise.
22773 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
22774 (TREE_RTL_OPERAND_CHECK): Likewise.
22775 (tree_operand_check_failed): Make second parameter the whole tree
22776 instead of its code. Fixed callers.
22777 (VL_EXP_CHECK): New.
22778 (TREE_OPERAND_LENGTH): New.
22779 (VL_EXP_OPERAND_LENGTH): New.
22780 (CALL_EXPR_FN): New.
22781 (CALL_EXPR_STATIC_CHAIN): New.
22782 (CALL_EXPR_ARGS): New.
22783 (CALL_EXPR_ARG): New.
22784 (call_expr_nargs): New.
22785 (CALL_EXPR_ARGP): New.
22786 (build_nt_call_list): Declare.
22787 (build_vl_exp_stat): Declare.
22788 (build_vl_exp): New.
22789 (build_call_list): Declare.
22790 (build_call_nary): Declare.
22791 (build_call_valist): Declare.
22792 (build_call_array): Declare.
22793 (call_expr_arg): Declare.
22794 (call_expr_argp): Declare.
22795 (call_expr_arglist): Declare.
22796 (fold_build_call_list): Declare.
22797 (fold_build_call_list_initializer): Declare.
22798 (fold_call_expr): Declare to replace fold_builtin.
22799 (fold_builtin_fputs): Update to agree with modified definition.
22800 (fold_builtin_strcpy): Likewise.
22801 (fold_builtin_strncpy): Likewise.
22802 (fold_builtin_memory_chk): Likewise.
22803 (fold_builtin_stxcpy_chk): Likewise.
22804 (fold_builtin_strncpy_chk): Likewise.
22805 (fold_builtin_next_arg): Likewise.
22806 (fold_build_call_expr): Declare.
22807 (fold_builtin_call_list): Declare.
22808 (fold_builtin_call_valist): Declare.
22809 (build_call_expr): Declare.
22810 (validate_arglist): Update to agree with modified definition.
22811 (tree_operand_length): New.
22812 (call_expr_arg_iterator): New.
22813 (init_call_expr_arg_iterator): New.
22814 (next_call_expr_arg): New.
22815 (first_call_expr_arg): New.
22816 (more_call_expr_args_p): New.
22817 (FOR_EACH_CALL_EXPR_ARG): New.
22819 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
22820 and tcc_gimple_stmt.
22821 (tree_code_size): Update documentation. Use sizeof (tree) rather
22822 than sizeof (char *).
22823 (tree_size): Likewise. Add case for tcc_vl_exp.
22824 (tree_node_structure): Add case for tcc_vl_exp.
22825 (contains_placeholder_p): Likewise.
22826 (substitute_in_expr): Likewise.
22827 (substitute_placeholder_in_expr): Likewise.
22828 (stabilize_reference_1): Likewise.
22829 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
22830 to diagnose breakage of this interface for constructing CALL_EXPRs.
22831 (build_nt): Add similar assertion here.
22832 (build_nt_call_list): New.
22833 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
22834 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
22836 (get_callee_fndecl): Use new CALL_EXPR accessors.
22837 (tree_operand_check_failed): Change parameters to pass entire node
22838 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
22839 (process_call_operands): New.
22840 (build_vl_exp_stat): New.
22841 (build_call_list): New.
22842 (build_call_nary): New.
22843 (build_call_valist): New.
22844 (build_call_array): New.
22845 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22846 (call_expr_arglist): New.
22848 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
22849 tcc_vl_exp instead of a fixed-size tcc_expression.
22851 * doc/c-tree.texi (CALL_EXPR): Document new representation and
22852 accessors for CALL_EXPRs.
22853 (AGGR_INIT_EXPR): Likewise.
22855 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22856 Brooks Moses <brooks.moses@codesourcery.com>
22857 Lee Millward <lee.millward@codesourcery.com>
22859 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
22860 (expand_builtin_nonlocal_goto): Change parameter to be entire
22861 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
22862 (expand_builtin_prefetch): Likewise.
22863 (expand_builtin_classify_type): Likewise.
22864 (mathfn_built_in): Return NULL_TREE instead of 0.
22865 (expand_errno_check): Use new CALL_EXPR accessors.
22866 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
22867 Return NULL_RTX instead of 0.
22868 (expand_builtin_mathfn_2): Likewise.
22869 (expand_builtin_mathfn_3): Likewise.
22870 (expand_builtin_interclass_mathfn): Likewise.
22871 (expand_builtin_sincos): Likewise.
22872 (expand_builtin_cexpi): Likewise.
22873 (expand_builtin_int_roundingfn): Likewise.
22874 (expand_builtin_int_roundingfn_2): Likewise.
22875 (expand_builtin_pow): Likewise.
22876 (expand_builtin_powi): Likewise.
22877 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
22878 of arglist, fixing callers appropriately. Use new CALL_EXPR
22879 accessors and constructors. Return NULL_RTX instead of 0.
22880 (expand_builtin_strstr): Likewise.
22881 (expand_builtin_strchr): Likewise.
22882 (expand_builtin_strrchr): Likewise.
22883 (expand_builtin_strpbrk): Likewise.
22884 (expand_builtin_memcpy): Likewise.
22885 (expand_builtin_mempcpy): Likewise.
22886 (expand_builtin_mempcpy_args): New.
22887 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
22888 (expand_builtin_memmove_args): New.
22889 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
22890 (expand_movstr): Likewise.
22891 (expand_builtin_strcpy): Likewise.
22892 (expand_builtin_strcpy_args): New.
22893 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
22894 (expand_builtin_strncpy): Likewise.
22895 (expand_builtin_memset): Likewise.
22896 (expand_builtin_memset_args): New.
22897 (expand_builtin_bzero): Similarly to expand_builtin_memset.
22898 (expand_builtin_memcmp): Likewise.
22899 (expand_builtin_strcmp): Likewise.
22900 (expand_builtin_strncmp): Likewise.
22901 (expand_builtin_strcat): Likewise.
22902 (expand_builtin_strncat): Likewise.
22903 (expand_builtin_strspn): Likewise.
22904 (expand_builtin_strcspn): Likewise.
22905 (expand_builtin_args_info): Likewise.
22906 (expand_builtin_va_start): Likewise.
22907 (gimplify_va_arg_expr): Likewise.
22908 (expand_builtin_va_end): Likewise.
22909 (expand_builtin_va_copy): Likewise.
22910 (expand_builtin_frame_address): Likewise.
22911 (expand_builtin_alloca): Likewise.
22912 (expand_builtin_bswap): Likewise.
22913 (expand_builtin_unop): Likewise.
22914 (expand_builtin_fputs): Likewise.
22915 (expand_builtin_expect): Likewise.
22916 (expand_builtin_fabs): Likewise.
22917 (expand_builtin_copysign): Likewise.
22918 (expand_builtin_printf): Likewise.
22919 (expand_builtin_fprintf): Likewise.
22920 (expand_builtin_sprintf): Likewise.
22921 (expand_builtin_init_trampoline): Likewise.
22922 (expand_builtin_signbit): Likewise.
22923 (expand_builtin_fork_or_exec): Likewise.
22924 (expand_builtin_sync_operation): Likewise.
22925 (expand_builtin_compare_and_swap): Likewise.
22926 (expand_builtin_lock_test_and_set): Likewise.
22927 (expand_builtin_lock_release): Likewise.
22928 (expand_builtin): Likewise.
22929 (builtin_mathfn_code): Likewise.
22931 (fold_builtin_constant_p): Pass call arguments individually instead
22932 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22933 accessors and constructors. Return NULL_TREE instead of 0.
22934 (fold_builtin_expect): Likewise.
22935 (fold_builtin_classify_type): Likewise.
22936 (fold_builtin_strlen): Likewise.
22937 (fold_builtin_nan): Likewise.
22938 (integer_valued_real_p): Likewise.
22939 (fold_trunc_transparent_mathfn): Likewise.
22940 (fold_fixed_mathfn): Likewise.
22941 (fold_builtin_cabs): Likewise.
22942 (fold_builtin_sqrt): Likewise.
22943 (fold_builtin_cbrt): Likewise.
22944 (fold_builtin_cos): Likewise.
22945 (fold_builtin_cosh): Likewise.
22946 (fold_builtin_tan): Likewise.
22947 (fold_builtin_sincos): Likewise.
22948 (fold_builtin_cexp): Likewise.
22949 (fold_builtin_trunc): Likewise.
22950 (fold_builtin_floor): Likewise.
22951 (fold_builtin_ceil): Likewise.
22952 (fold_builtin_round): Likewise.
22953 (fold_builtin_int_roundingfn): Likewise.
22954 (fold_builtin_bitop): Likewise.
22955 (fold_builtin_bswap): Likewise.
22956 (fold_builtin_logarithm): Likewise.
22957 (fold_builtin_hypot): Likewise.
22958 (fold_builtin_pow): Likewise.
22959 (fold_builtin_powi): Likewise.
22960 (fold_builtin_exponent): Likewise.
22961 (fold_builtin_memset): Likewise.
22962 (fold_builtin_bzero): Likewise.
22963 (fold_builtin_memory_op): Likewise.
22964 (fold_builtin_bcopy): Deleted; call site changed to invoke
22965 fold_builtin_memory_op directly.
22966 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
22967 (fold_builtin_strncpy): Likewise.
22968 (fold_builtin_memcmp): Likewise.
22969 (fold_builtin_strcmp): Likewise.
22970 (fold_builtin_strncmp): Likewise.
22971 (fold_builtin_signbit): Likewise.
22972 (fold_builtin_copysign): Likewise.
22973 (fold_builtin_isascii): Likewise.
22974 (fold_builtin_toascii): Likewise.
22975 (fold_builtin_isdigit): Likewise.
22976 (fold_builtin_fabs): Likewise.
22977 (fold_builtin_abs): Likewise.
22978 (fold_builtin_fmin_fmax): Likewise.
22979 (fold_builtin_carg): Likewise.
22980 (fold_builtin_classify): Likewise.
22981 (fold_builtin_unordered_cmp): Likewise.
22983 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
22984 New functions split out from fold_builtin_1.
22985 (fold_builtin_n): New.
22986 (fold_builtin_varargs): New.
22987 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
22989 (fold_call_expr): New.
22990 (build_function_call_expr): Rewrite to use new helper function.
22991 (fold_builtin_call_list): New.
22992 (build_call_expr): New.
22993 (fold_builtin_call_valist): New.
22994 (rewrite_call_expr): New.
22995 (validate_arg): New.
22996 (validate_arglist): Change parameter to be entire CALL_EXPR instead
22997 of an arglist. Change return type to bool. Use new CALL_EXPR
23000 (fold_builtin_strstr): Pass call arguments individually instead
23001 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23002 accessors and constructors. Return NULL_TREE instead of 0.
23003 (fold_builtin_strchr): Likewise.
23004 (fold_builtin_strrchr): Likewise.
23005 (fold_builtin_strpbrk): Likewise.
23006 (fold_builtin_strcat): Likewise.
23007 (fold_builtin_strncat): Likewise.
23008 (fold_builtin_strspn): Likewise.
23009 (fold_builtin_strcspn): Likewise.
23010 (fold_builtin_fputs): Likewise.
23011 (fold_builtin_next_arg): Likewise.
23012 (fold_builtin_sprintf): Likewise.
23014 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23015 NULL_RTX instead of 0.
23016 (expand_builtin_memory_chk): Likewise.
23017 (maybe_emit_chk_warning): Likewise.
23018 (maybe_emit_sprintf_chk_warning): Likewise.
23020 (fold_builtin_object_size): Pass call arguments individually instead
23021 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23022 accessors and constructors. Return NULL_TREE instead of 0.
23023 (fold_builtin_memory_chk): Likewise.
23024 (fold_builtin_stxcpy_chk): Likewise.
23025 (fold_builtin_strncpy_chk): Likewise.
23026 (fold_builtin_strcat_chk): Likewise.
23027 (fold_builtin_strcat_chk): Likewise.
23028 (fold_builtin_strncat_chk): Likewise.
23029 (fold_builtin_sprintf_chk): Likewise.
23030 (fold_builtin_snprintf_chk): Likewise.
23031 (fold_builtin_printf): Likewise.
23032 (fold_builtin_vprintf): Likewise.
23034 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23036 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23037 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23038 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23039 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23040 (fold_unary): Likewise.
23041 (fold_binary): Likewise.
23042 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23043 ternary expressions.
23044 (fold): Add logic for tcc_vl_exp.
23045 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23046 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23047 (fold_build3_stat): Add assertion to flag broken interface for
23048 constructing CALL_EXPRs.
23049 (fold_build_call_list): New.
23050 (fold_build_call_list_initializer): New.
23051 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23053 (fold_strip_sign_ops): Likewise.
23055 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23056 Brooks Moses <brooks.moses@codesourcery.com>
23057 Lee Millward <lee.millward@codesourcery.com>
23059 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23060 accessors and dump arguments explicitly.
23062 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23064 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23066 (print_call_name): Use new CALL_EXPR accessors.
23068 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23069 CALL_EXPR arguments explicitly instead of as a list. Use
23070 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23072 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23073 (vrp_visit_stmt): Likewise.
23075 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23076 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23078 (force_move_till_expr): Likewise.
23080 * targhooks.c (default_external_stack_protect_fail): Use
23081 build_call_expr instead of build_function_call_expr.
23082 (default_hidden_stack_protect_fail): Likewise.
23084 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23087 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23088 and walk arguments explicitly.
23090 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23091 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23092 (expand_simple_operations): Likewise.
23093 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23095 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23096 of TREE_CODE_LENGTH.
23097 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23099 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23100 instead of TREE_CODE_LENGTH.
23102 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23103 (tree_ic_transform): Likewise.
23104 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23105 parameter instead of arglist. Fix callers.
23106 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23107 (tree_stringops_transform): Likewise.
23108 (tree_indirect_call_to_profile): Likewise.
23109 (tree_stringops_values_to_profile): Likewise.
23111 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23112 (eliminate_tail_call): Likewise.
23114 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23116 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23117 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23119 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23121 * omp-low.c (build_omp_barrier): Use build_call_expr.
23122 (lower_rec_input_clauses): Likewise.
23123 (lower_reduction_clauses): Likewise.
23124 (expand_parallel_call): Likewise.
23125 (maybe_catch_exception): Likewise.
23126 (expand_omp_for_generic): Likewise.
23127 (expand_omp_for_static_nochunk): Likewise.
23128 (expand_omp_sections): Likewise.
23129 (lower_omp_single_simple): Likewise.
23130 (lower_omp_single_copy): Likewise.
23131 (lower_omp_master): Likewise.
23132 (lower_omp_ordered): Likewise.
23133 (lower_omp_critical): Likewise.
23135 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23136 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23138 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23139 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23140 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23142 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23143 and generalize to handle any number of operands.
23144 (chrec_contains_undetermined): Likewise.
23145 (tree_contains_chrecs): Likewise.
23146 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23148 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23150 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23151 fold_call_expr instead of fold_builtin.
23152 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23153 match declarations there.
23154 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23157 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23158 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23160 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23161 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23163 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23166 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23167 (execute_cse_sincos): Use new CALL_EXPR accessors.
23169 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23171 * gimple-low.c (lower_function_body): Use build_call_expr.
23172 (lower_builtin_setjmp): Likewise.
23174 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23175 (set_storage_via_libcall): Likewise.
23176 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23177 instead of TREE_CODE_LENGTH.
23178 (expand_expr_real_1): Use new CALL_EXPR accessors.
23180 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23181 generalize to handle any number of operands.
23182 (TB_parent_eq): Likewise.
23184 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23185 (strip_builtin_expect): Likewise.
23187 * function.c (gimplify_parameters): Use build_call_expr.
23189 * tree-vectorizer.c (vect_is_simple_reduction): Use
23190 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23192 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23193 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23195 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23198 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23199 (gimplify_decl_expr): Likewise.
23200 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23201 Use new CALL_EXPR iterators.
23202 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23203 (gimplify_modify_expr_to_memset): Likewise.
23204 (gimplify_variable_sized_compare): Likewise.
23205 (gimplify_omp_atomic_fetch_op): Likewise.
23206 (gimplify_omp_atomic_pipeline): Likewise.
23207 (gimplify_omp_atomic_mutex): Likewise.
23208 (gimplify_function_tree): Likewise.
23210 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23211 (call_expr_flags): Likewise.
23212 (expand_call): Likewise.
23214 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23215 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23218 * coverage.c (create_coverage): Use build_call_expr.
23220 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23221 (temp_call_expr_obstack): New.
23222 (pool_copy_list): Delete.
23223 (temp_copy_call_expr): New.
23224 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23225 CALL_EXPR accessors. Get rid of special goo for copying argument
23226 lists and use temp_copy_call_expr instead.
23227 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23228 CALL_EXPR accessors.
23229 (create_expression_by_pieces): Likewise. Use build_call_array
23230 to construct the result instead of fold_build3.
23231 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23232 dealing with argument lists.
23233 (init_pre): Remove references to expression_node_pool and
23234 list_node_pool. Init temp_call_expr_obstack instead.
23235 (fini_pre): Remove references to expression_node_pool and
23238 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23239 and walk arguments explicitly instead of as a list.
23241 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23242 (mx_register_decls): Likewise.
23243 (mudflap_register_call): Likewise.
23244 (mudflap_finish_file): Likewise.
23246 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23247 (ipa_callsite_compute_param): Likewise.
23249 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23250 accessors and constructor.
23252 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23253 accessors and constructor.
23254 (convert_tramp_reference): Likewise.
23255 (convert_call_expr): Likewise.
23256 (finalize_nesting_tree_1): Likewise.
23258 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23261 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23263 * tree-inline.c (initialize_inlined_parameters): Pass entire
23264 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23266 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23267 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23269 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23270 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23271 (vectorizable_reduction): Likewise.
23272 (vectorizable_call): Use new CALL_EXPR iterators.
23273 (vectorizable_conversion): Use build_call_expr.
23274 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23275 (vect_gen_widened_results_half): Use build_call_expr.
23276 (vect_setup_realignment): Likewise.
23277 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23279 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23280 (pass_through_call): Likewise.
23281 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23284 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23285 (tree_gen_pow2_profiler): Likewise.
23286 (tree_gen_one_value_profiler): Likewise.
23287 (tree_gen_ic_func_profiler): Likewise.
23288 (tree_gen_average_profiler): Likewise.
23289 (tree_gen_ior_profiler): Likewise.
23291 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23292 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23293 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23295 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23296 of TREE_CODE_LENGTH.
23298 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23299 of TREE_CODE_LENGTH.
23301 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23303 (convert_to_integer): Likewise.
23305 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23308 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23309 Brooks Moses <brooks.moses@codesourcery.com>
23310 Lee Millward <lee.millward@codesourcery.com>
23312 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23314 * config/frv/frv.c (frv_expand_builtin): Likewise.
23315 * config/s390/s390.c (s390_expand_builtin): Likewise.
23317 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23318 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23320 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23321 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23322 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23323 (ix86_expand_store_builtin): Likewise.
23324 (ix86_expand_unop_builtin): Likewise.
23325 (ix86_expand_unop1_builtin): Likewise.
23326 (ix86_expand_sse_compare): Likewise.
23327 (ix86_expand_sse_comi): Likewise.
23328 (ix86_expand_vec_init_builtin): Likewise.
23329 (ix86_expand_vec_ext_builtin): Likewise.
23330 (ix86_expand_vec_set_builtin): Likewise.
23331 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23333 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23334 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23336 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23337 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23338 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23340 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23342 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23343 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23344 arglist. Use new CALL_EXPR accessors. Fix callers.
23345 (altivec_expand_abs_builtin): Likewise.
23346 (rs6000_expand_binop_builtin): Likewise.
23347 (altivec_expand_predicate_builtin): Likewise.
23348 (altivec_expand_lv_builtin): Likewise.
23349 (spe_expand_stv_builtin): Likewise.
23350 (altivec_expand_stv_builtin): Likewise.
23351 (rs6000_expand_ternop_builtin): Likewise.
23352 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23353 (altivec_expand_st_builtin): Likewise.
23354 (altivec_expand_dst_builtin): Likewise.
23355 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23356 arglist. Use new CALL_EXPR accessors. Fix callers.
23357 (altivec_expand_vec_set_builtin): Likewise.
23358 (altivec_expand_vec_ext_builtin): Likewise.
23359 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23360 (spe_expand_builtin): Likewise.
23361 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23362 arglist. Use new CALL_EXPR accessors. Fix callers.
23363 (spe_expand_evsel_builtin): Likewise.
23364 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23365 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23367 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23368 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23369 (arm_expand_unop_builtin): Likewise.
23370 (arm_expand_builtin): Use new CALL_EXPR accessors.
23372 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23375 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23376 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23378 (bfin_expand_unop_builtin): Likewise.
23379 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23381 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23382 Brooks Moses <brooks.moses@codesourcery.com>
23383 Lee Millward <lee.millward@codesourcery.com>
23385 * c-semantics.c (build_stmt): Add internal diagnostic check.
23387 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23388 accessors. Print arguments explicitly instead of as a list.
23390 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23392 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23393 (c_finish_omp_flish): Likewise.
23395 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23396 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23397 instead of TREE_CODE_LENGTH.
23398 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23399 (c_warn_unused_result): Likewise.
23401 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23404 * doc/invoke.texi (Warning Options): Remove
23405 -Werror-implicit-function-declaration.
23406 (Wimplicit-function-declaration): Update description.
23407 * opts.c (common_handle_option): Move handling of -Werror=* to...
23408 (enable_warning_as_error): ...here.
23409 * opts.h (enable_warning_as_error): Declare.
23410 * c-decl.c (implicit_decl_warning): Unless
23411 -Wno-implicit-function-declaration is given, emit a pedwarn if
23412 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23413 * c.opt (Wimplicit-function-declaration): Replace
23414 mesg_implicit_function_declaration with
23415 warn_implicit_function_declaration.
23416 * c-opts.c (c_common_handle_option):
23417 -Werror-implicit-function-declaration is exactly equal as
23418 -Werror=implicit-function-declaration.
23419 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23420 warn_implicit_function_declaration.
23421 (c_common_post_options): -Wimplict-function-declaration is enabled
23422 by default by -std=c99, otherwise is disabled by default.
23423 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23425 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23427 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23428 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23429 former is ignored but not the latter.
23431 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23433 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23434 is made and the reference doesn't use the alias set of its type,
23435 do not create the temporary using that type.
23437 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23439 * jump.c: Remove prototypes for delete_computation and
23440 delete_prior_computation.
23442 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23444 * jump.c (get_label_after): Delete.
23445 (get_label_before, delete_computation, delete_jump,
23446 delete_prior_computation, follow_jumps): Move...
23447 * reorg.c (delete_computation, delete_prior_computation): ... here...
23448 (get_label_before, delete_jump): ... making these static ...
23449 (follow_jumps): ... and simplifying this since it only runs after
23451 * rtl.h (get_label_after, get_label_before, delete_jump,
23452 follow_jumps): Delete prototypes.
23454 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23456 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23458 2007-02-15 Nick Clifton <nickc@redhat.com>
23460 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23461 order to prevent it from being munged by the target.
23463 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23465 * config/i386/i386.md: Remove misleading comment.
23467 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23469 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23470 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23473 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23475 * tree-sra.c (instantiate_missing_elements): Canonicalize
23477 (sra_build_assignment): New.
23478 (generate_copy_inout, generate_element_copy,
23479 generate_element_zero, generate_one_element_init): Use it.
23481 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23483 * tree-sra.c (instantiate_missing_elements): Canonicalize
23485 (sra_build_assignment): New.
23486 (generate_copy_inout, generate_element_copy,
23487 generate_element_zero, generate_one_element_init): Use it.
23489 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23491 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23494 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23496 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23497 types as aggregates not scalars.
23498 * function.c (assign_stack_temp_for_type): Likewise.
23500 2007-02-14 Roger Sayle <roger@eyesopen.com>
23501 Zdenek Dvorak <dvorakz@suse.cz>
23503 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23506 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23508 * passes.c (next_pass_1): Clear the next field of the copied
23511 2007-02-14 Richard Henderson <rth@redhat.com>
23513 * tree-sra.c (early_sra): New.
23514 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23515 (tree_sra_early, pass_sra_early): New.
23516 * tree-pass.h (pass_sra_early): Declare.
23517 * passes.c (init_optimization_passes): Use it.
23519 2007-02-14 Richard Guenther <rguenther@suse.de>
23521 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23523 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23525 PR tree-optimization/30771
23526 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23528 (vect_analyze_operations): Induction phis can now be marked as
23530 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23531 Update documentation accordingly.
23533 2007-02-14 Nick Clifton <nickc@redhat.com>
23535 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23536 most 3 arguments are supported.
23537 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23539 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23541 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23542 Ensure dst->current is valid.
23544 2007-02-13 Paul Brook <paul@codesourcery.com>
23546 * config.gcc: Add arm*-*-uclinux-*eabi.
23547 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23548 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23549 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23550 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23551 (LINK_SPEC): Define.
23552 (LIB_SPEC): Define.
23553 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23555 * config/arm/uclinux-eabi.h: New file.
23556 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23557 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23560 2007-02-13 Ian Lance Taylor <iant@google.com>
23562 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23563 * flags.h (warn_strict_overflow): Declare.
23564 (enum warn_strict_overflow_code): Define.
23565 (issue_strict_overflow_warning): New static inline function.
23566 * opts.c (warn_strict_overflow): New variable.
23567 (common_handle_option): Handle OPT_Wstrict_overflow and
23568 OPT_Wstrict_overflow_.
23569 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23571 * fold-const.c: Include intl.h.
23572 (fold_deferring_overflow_warnings): New static variable.
23573 (fold_deferred_overflow_warning): New static variable.
23574 (fold_deferred_overflow_code): New static variable.
23575 (fold_defer_overflow_warnings): New function.
23576 (fold_undefer_overflow_warnings): New function.
23577 (fold_undefer_and_ignore_overflow_warnings): New function.
23578 (fold_deferring_overflow_warnings_p): New function.
23579 (fold_overflow_warning): New static function.
23580 (make_range): Add strict_overflow_p parameter. Change all
23582 (extract_muldiv, extract_muldiv_1): Likewise.
23583 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23584 tree_expr_nonnegative_p.
23585 (fold_negate_expr): Call fold_overflow_warning.
23586 (fold_range_test): Likewise.
23587 (fold_comparison): Likewise.
23588 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23589 instead of tree_expr_nonnegative_p.
23590 (tree_expr_nonnegative_warnv_p): Rename from
23591 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23592 (tree_expr_nonnegative_p): New function.
23593 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23594 strict_overflow_p parameter.
23595 (tree_expr_nonzero_p): New function.
23596 * passes.c (verify_interpass_invariants): New static function.
23597 (execute_one_pass): Call it.
23598 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23600 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23601 (estimate_numbers_of_iterations): Likewise.
23602 (scev_probably_wraps_p): Likewise.
23603 * tree-ssa-ccp.c: Include "toplev.h".
23604 (evaluate_stmt): Defer fold overflow warnings until we know we are
23606 (struct fold_stmt_r_data): Add stmt field.
23607 (fold_stmt_r): Defer fold overflow warnings until we know we
23609 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23610 (fold_stmt_inplace): Likewise.
23611 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23612 (cleanup_control_expr_graph): Defer fold overflow warnings until
23613 we know we are going to optimize.
23614 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23615 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23617 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23618 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23619 * tree-ssa-loop-manip.c (create_iv): Likewise.
23620 * c-typeck.c (build_conditional_expr): Likewise.
23621 (build_binary_op): Likewise.
23622 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23623 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23624 (extract_range_from_unary_expr): Likewise.
23625 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23626 assuming that signed overflow does not occur.
23627 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23628 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23629 (fold_defer_overflow_warnings): Declare.
23630 (fold_undefer_overflow_warnings): Declare.
23631 (fold_undefer_and_ignore_overflow_warnings): Declare.
23632 (fold_deferring_overflow_warnings_p): Declare.
23633 (tree_expr_nonzero_warnv_p): Declare.
23634 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23635 of warning options.
23636 (Warning Options): Document -Wstrict-overflow.
23637 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23638 (tree-ssa-ccp.o): Likewise.
23639 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23640 (fold-const.o): Depend on intl.h.
23642 2007-02-13 Ian Lance Taylor <iant@google.com>
23644 PR middle-end/30751
23645 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23648 2007-02-13 Stuart Hastings <stuart@apple.com>
23650 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23652 2007-02-13 Richard Henderson <rth@redhat.com>
23654 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23655 handled_component_p before looking for the indirect_ref.
23657 2007-02-13 Richard Henderson <rth@redhat.com>
23659 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23660 remove flags clobber.
23661 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23662 (bswaphi_lowpart): New.
23663 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23664 remove TARGET_BSWAP test. Delete expander of the same name.
23666 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23667 (expand_unop): Use them.
23669 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23671 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23672 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23673 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23674 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23675 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23676 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23677 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23678 assembler dialect choice from asm templates.
23680 2007-02-12 Richard Henderson <rth@redhat.com>
23682 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23683 (fixuns_trunc<SSEMODEF>si2): Use it.
23684 * config/i386/sse.md (vec_setv4sf_0): Export.
23685 * config/i386/i386.c (ix86_build_const_vector): Export.
23686 (ix86_split_convert_uns_si_sse): Rename from
23687 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23688 * config/i386/i386-protos.h: Update.
23690 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23693 * c-typeck.c (c_finish_return): Improve warning message.
23695 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23697 * alias.c (find_symbolic_term): Delete unused function.
23699 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23701 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23702 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23703 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23705 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23707 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23708 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23709 the function, temporarily point the debug interface to the null one.
23711 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23713 * dwarf2out.c (round_up_to_align): New static function.
23714 (field_byte_offset): Use it to round the offset.
23716 2007-02-12 Richard Henderson <rth@redhat.com>
23718 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23719 (inswl_const): Export.
23721 2007-02-12 Richard Henderson <rth@redhat.com>
23723 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23724 result mode of the libcall, convert back to outmode.
23726 2007-02-12 Roger Sayle <roger@eyesopen.com>
23728 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23729 (bswapdi2): New define_expand to implement 32-bit implementation.
23731 2007-02-12 Nick Clifton <nickc@redhat.com>
23733 * doc/invoke.texi (Overall Options): Document --help=.
23734 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23735 (cc1_options): Pass --help= on to cc1.
23736 (display_help): Add description of --help=.
23737 (process_command): Add code to handle --help=. Allow translated
23738 --help and --target-help switches to be passed on to compiler
23740 (main): Remove unused if statement.
23741 * opts.c (columns): Remove.
23742 (LEFT_COLUMN): Define.
23743 (wrap_help): Add columns argument.
23744 (print_filtered_help): Change parameters to be an include bitmask,
23745 an exclude bitmask, an any bitmask and the column width. Move the
23746 code to display the params list here. Add code to display the
23747 status of options rather than their descriptions if the quiet flag
23749 (print_specific_help): Change parameters to be an include bitmask,
23750 an exclude bitmask and an any bitmask. Move code to look up the
23751 column width here. Decide upon the title for an options listing.
23752 (common_handle_options): Add code to handle --help=. Adapt code
23753 for --help and --target-help to use the revised form of the
23754 print_specific_help function.
23755 (print_help): Delete.
23756 (print_param_help): Delete.
23757 (print_switch): Delete.
23758 * opts.h (cl_lang_count): Add prototype.
23759 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23760 CL_MAX_OPTION_CLASS): New defines.
23761 * optc-gen.awk: Add construction of cl_lang_count.
23762 * c.opt: Add Warning attribute to warning options and Optimization
23763 attribute to optimization options.
23764 * common.opt: Likewise.
23766 Add -fhelp and -ftarget-help as aliases for the transformed --help
23767 and --target-help options.
23768 * opt-functions.awk: Add code to handle Warning and Optimization
23771 2007-02-12 Richard Henderson <rth@redhat.com>
23773 * config/alpha/constraints.md: New file.
23774 * config/alpha/alpha.c: Include tm-constrs.h.
23775 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
23776 alpha_extra_constraint): Remove.
23777 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
23778 * config/alpha/alpha-protos.h: Update.
23779 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
23780 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
23781 (EXTRA_CONSTRAINT): Remove.
23782 * config/alpha/alpha.md: Include constraints.md.
23783 (adddi splitter): Use satisfies_constraint_*.
23784 * config/alpha/predicates.md (add_operand): Likewise.
23785 (sext_add_operand, addition_operation): Likewise.
23787 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
23789 PR tree-optimization/29145
23790 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
23791 in our handling of restrict qualified pointers.
23793 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23796 * doc/invoke.texi (Wunused-value): Update description.
23797 (Wextra): Delete item.
23798 * opts.c (set_Wextra): Don't use the value of Wextra to set the
23799 value of Wunused-value.
23800 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
23801 (c_finish_stmt_expr): Don't check extra_warnings.
23802 (emit_side_effect_warnings): The caller is responsible to check
23805 2007-02-11 Roger Sayle <roger@eyesopen.com>
23806 Matt Thomas <matt@3am-software.com>
23808 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
23810 2007-02-11 Roger Sayle <roger@eyesopen.com>
23812 * simplify-rtx.c (simplify_relational_operation_1): Optimize
23813 comparisons of POPCOUNT against zero.
23814 (simplify_const_relational_operation): Likewise.
23816 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23818 * doc/invoke.texi (Wextra): Delete outdated paragraph.
23820 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23822 * dwarf2out.c (root_type): Delete unused function.
23824 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23826 * genattrtab.c (contained_in_p): Delete unused function.
23827 (write_expr_attr_cache): Likewise.
23829 2007-02-11 Jan Hubicka <jh@suse.cz>
23831 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
23834 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
23836 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
23837 to add the REG_EQ* note.
23838 * see.c (see_merge_one_use_extension): Likewise.
23839 * local-alloc.c (update_equiv_regs): Likewise. Also don't
23840 turn REG_EQUAL notes into REG_EQUIV notes if the target
23841 register may have more than one set.
23842 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
23843 * gcse.c (try_replace_reg): Likewise.
23844 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
23845 * calls.c (fixup_tail_calls): Likewise. Abort if there is
23846 more than one REG_EQUIV note.
23847 * reload1.c (gen_reload): Use set_unique_reg_note.
23849 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
23851 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
23852 (ix86_builtin_conversion): New function.
23854 2007-02-06 Mark Mitchell <mark@codesourcery.com>
23857 * tree.h (DECL_REPLACEABLE_P): New macro.
23858 * except.c (set_nothrow_function_flags): Likewise.
23860 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
23861 Ira Rosen <irar@il.ibm.com>
23862 Dorit Nuzman <dorit@il.ibm.com>
23864 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
23865 * targhooks.c (default_builtin_vectorized_conversion): New.
23866 * targhooks.h (default_builtin_vectorized_function): New declaration.
23867 * target.h (struct vectorize): Add builtin_conversion field.
23868 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
23869 stmt_vec_info_type value.
23870 (vectorizable_conversion): New declaration.
23871 * tree-vect-analyze.c (vect_analyze_operations): Add
23872 vectorizable_conversion call.
23873 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
23874 * tree-vect-transform.c (vectorizable_conversion): New function.
23875 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
23876 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
23878 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
23879 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
23880 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
23881 or ALTIVEC_BUILTIN_VCFSX.
23883 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23886 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
23887 CONST_DOUBLE and operand 0 is a hard register.
23888 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
23889 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
23890 is a hard floating-point register.
23892 2007-02-10 Richard Henderson <rth@redhat.com>
23893 Jakub Jelinek <jakub@redhat.com>
23894 Alexandre Oliva <aoliva@redhat.com>
23896 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
23897 * builtin-types.def (BT_WORD): Make unsigned.
23898 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
23899 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
23900 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
23901 * c-decl.c (grokdeclarator): Don't error if !have_tls.
23902 * c-parser.c (c_parser_omp_threadprivate): Likewise.
23903 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
23905 * expr.c (emutls_var_address): New.
23906 (expand_expr_real_1): Expand emulated tls.
23907 (expand_expr_addr_expr_1): Likewise.
23908 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
23909 * output.h (emutls_finish): Declare.
23910 * toplev.c (compile_file): Call it.
23911 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
23912 address before wrapping in CONST.
23913 * varasm.c (emutls_htab, emutls_object_type): New.
23914 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
23915 (get_emutls_object_name, get_emutls_object_type): New.
23916 (get_emutls_init_templ_addr, emutls_decl): New.
23917 (emutls_common_1, emutls_finish): New.
23918 (assemble_variable): When emulating tls, swap decls; generate
23919 constructor for the emutls objects.
23920 (do_assemble_alias): When emulating tls, swap decl and target name.
23921 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
23923 * varpool.c (decide_is_variable_needed): Look at force_output.
23924 Recurse for emulated tls.
23925 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
23926 with decide_is_variable_needed.
23927 * emutls.c: New file.
23928 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
23929 tls_object for real tls.
23931 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
23933 PR rtl-optimization/29599
23934 * reload1.c (eliminate_regs_in_insn): Take the destination
23935 mode into account when computing the offset.
23937 2007-02-09 Stuart Hastings <stuart@apple.com>
23938 Richard Henderson <rth@redhat.com>
23940 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23941 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23942 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
23943 fixuns_truncdfhi2): New.
23944 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
23945 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
23946 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
23947 (floatunssidf2): Allow nonimmediate source.
23948 * config/i386/sse.md (movdi_to_sse): New.
23949 (vec_concatv2di): Drop '*'.
23950 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
23951 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23952 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
23954 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
23955 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23956 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
23957 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
23958 (ix86_build_signbit_mask): Fix decl of v, refactor to call
23959 ix86_build_const_vector.
23960 (x86_emit_floatuns): Rewrite.
23962 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23964 * genautomata.c (longest_path_length): Delete unused function.
23965 (struct state): Delete unused longest_path_length.
23966 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
23967 (get_free_state): Delete unused.
23969 2007-02-09 Jan Hubicka <jh@suse.cz>
23971 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
23972 * doc/invoke.texi (inline-unit-growth): Update default value.
23974 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
23975 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
23976 (rebuild_cgraph_edges): Likewise.
23977 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
23978 (dump_cgraph_node): Dump frequencies.
23979 (cgraph_clone_edge): Add frequency scales.
23980 (cgraph_clone_node): Add freuqnecy.
23981 * cgraph.h (cgraph_edge): Add freuqnecy argument.
23982 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
23983 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
23984 * tree-pass.h (TODO_rebuild_frequencies): New constant.
23985 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
23986 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
23987 (save_inline_function_body): Likewise.
23988 * ipa-inline.c: inluce rtl.h
23989 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
23990 (cgraph_edge_badness): Use frequencies.
23991 (cgraph_decide_recursive_inlining): Update clonning.
23992 (cgraph_decide_inlining_of_small_function): Dump frequency.
23993 * predict.c (estimate_bb_frequencies): Export.
23994 * predict.h (estimate_bb_frequencies): Declare.
23995 * tree-inline.c (copy_bb): Watch overflows.
23996 (expand_call_inline): Update call of cgraph_create_edge.
23997 (optimize_inline_calls): Use TODO flags to update frequnecies.
23998 * passes.h: Include predict.h
23999 (init_optimization_passes): Move profile ahead.
24000 (execute_function_todo): Handle TODO_rebuild_frequencies.
24002 2007-02-09 Roger Sayle <roger@eyesopen.com>
24004 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24005 the insbl or inswl pattern into a register.
24007 2007-02-09 Roger Sayle <roger@eyesopen.com>
24009 * config/ia64/ia64.md (bswapdi2): New define_insn.
24011 2007-02-09 Richard Henderson <rth@redhat.com>
24013 * config/i386/constraints.md (Ym): New constraint.
24014 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24015 (movdi_1_rex64): Split sse and xmm general register moves from
24016 memory move alternatives. Use conditional register constraints.
24017 (movsf_1, movdf_integer): Likewise.
24018 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24019 (movdf_integer_rex64): New.
24020 (pushsf_rex64): Fix output constraints.
24021 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24022 (sse2_stored): Likewise.
24023 (sse2_storeq_rex64): New.
24024 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24025 amd and not generic.
24026 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24027 for optimize_size. Remove SF/DFmode hack.
24029 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24031 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24034 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24035 Richard Sandiford <richard@codesourcery.com>
24037 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24038 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24039 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24040 m68k/t-mlib to tmake_file.
24041 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24042 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24043 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24044 Allow it to be cf or m68k. Set m68k_arch_family. If that
24045 variable is not empty, add t-$m68k_arch_family to tmake_file.
24046 Add t-mlibs to tmake_file.
24047 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24048 * config/m68k/t-cf: New file.
24049 * config/m68k/t-m68k: Likewise.
24050 * config/m68k/t-mlibs: Likewise.
24051 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24052 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24053 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24054 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24055 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24057 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24058 (INSTALL_LIBGCC): Delete.
24059 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24060 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24061 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24062 (M68K_MLIB_CPU): Define.
24063 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24064 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24065 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24067 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24068 Richard Guenther <rguenther@suse.de>
24070 PR middle-end/23361
24071 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24072 against INT_MIN/INT_MAX.
24073 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24074 file if a loop is removed.
24076 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24078 * calls.c (store_one_arg): Pass correct alignment to
24079 emit_push_insn for non-BLKmode values.
24080 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24081 unaligned stack slot via a suitably aligned slot.
24083 2007-02-08 DJ Delorie <dj@redhat.com>
24085 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24087 (legal_subregs): Use unsigned char, make const.
24088 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24090 2007-02-08 Paul Brook <paul@codesourcery.com>
24092 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24093 special interworking needed.
24095 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24097 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24098 conditional to __SSE2__.
24099 (Entries below should have been added to first ChangeLog
24100 entry for amdfam10 dated 2007-02-05)
24101 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24103 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24105 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24108 2007-02-08 DJ Delorie <dj@redhat.com>
24110 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24111 * config/m32c/m32c.c (legal_subregs): New.
24112 (m32c_illegal_subreg_p): New.
24113 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24114 unsupported subregs of hard regs.
24116 2007-02-08 Jan Hubicka <jh@suse.cz>
24118 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24119 the same one; always update histograms.
24121 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24123 * passes.c (init_optimization_passes): Tidy comment.
24125 2007-02-08 Roger Sayle <roger@eyesopen.com>
24127 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24128 strip zero_extend, bswap and rotates from POCOUNT's argument.
24129 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24130 zero_extend and rotates from PARITY's argument.
24131 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24132 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24133 of an integer constant at compile-time.
24135 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24138 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24140 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24143 * tree-ssa-live.c (remove_unused_locals): Do not remove
24144 TREE_ADDRESSABLE variables.
24145 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24146 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24147 FOR_CLOBBER. Update all users.
24148 If VAR has an associated alias set, add a virtual operand for
24149 it if no alias is found to conflict with the memory reference.
24151 2007-02-07 Jan Hubicka <jh@suse.cz>
24152 Robert Kidd <rkidd@crhc.uiuc.edu>
24154 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24156 2007-02-07 Ian Lance Taylor <iant@google.com>
24158 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24160 2007-02-07 Roger Sayle <roger@eyesopen.com>
24162 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24163 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24164 tablejumpdi, movsi_to_cr_one): Remove constraints from
24165 define_expand's match_operands.
24167 2007-02-07 Roger Sayle <roger@eyesopen.com>
24169 * global.c (compute_regsets): Move declatation of "i" inside of
24170 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24172 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24175 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24176 of INDIRECT_REF <RESULT_DECL>.
24178 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24180 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24181 Kaz Kojima <kkojima@gcc.gnu.org>
24184 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24186 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24188 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24190 * doc/loop.texi: Document possibility not to perform disambiguation
24191 of loops with multiple latches.
24192 * cfgloopmanip.c (alp_enum_p): Removed.
24193 (add_loop): Handle subloops. Use get_loop_body_with_size.
24194 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24195 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24196 the new forwarder block.
24197 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24198 Handle the case latch is NULL.
24199 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24200 modifications when marking loop exits.
24201 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24203 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24204 disambiguate_loops_with_multiple_latches.
24205 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24206 before fix_loop_structure.
24207 * cfgloop.c: Include pointer-set.h and output.h.
24208 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24209 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24210 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24211 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24212 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24213 disambiguate_multiple_latches, get_loop_body_with_size,
24214 disambiguate_loops_with_multiple_latches): New functions.
24215 (flow_loop_dump): Dump multiple latch edges.
24216 (flow_loop_nodes_find): Handle loops with multiple latches.
24217 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24218 (glb_enum_p): Modified.
24219 (get_loop_body): Use get_loop_body_with_size.
24220 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24221 (AVOID_CFG_MODIFICATIONS): New constant.
24222 (disambiguate_loops_with_multiple_latches, add_loop,
24223 get_loop_body_with_size): Declare.
24224 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24226 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24228 PR inline-asm/28686
24229 * global.c (compute_regsets): New function.
24230 (global_alloc): Refactored ELIMINABLE_REGSET
24231 and NO_GLOBAL_ALLOC_REGS computation out.
24232 (rest_of_handle_global_alloc): Call compute_regsets()
24233 for non-optimizing case.
24235 2007-02-06 Richard Henderson <rth@redhat.com>
24237 * config/i386/constraints.md (Y2): Rename from Y.
24238 (Yi): New constraint.
24239 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24240 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24241 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24242 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24243 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24244 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24245 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24246 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24247 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24248 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24249 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24250 vec_extractv2si_1): Change Y constraints to Y2.
24251 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24252 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24253 Change Y constraints to Y2.
24254 (sse2_loadld): Change Y constraints to x.
24256 2007-02-06 Roger Sayle <roger@eyesopen.com>
24258 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24259 (parity<mode>2): New define_expand using rs6000_emit_parity.
24260 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24261 rs6000_emit_parity): New functions.
24262 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24263 rs6000_emit_parity): Prototype here.
24265 2007-02-06 Ian Lance Taylor <iant@google.com>
24267 * lower-subreg.c (simple_move_operand): Reject CONST.
24268 (resolve_clobber): Call validate_change rather than directly
24269 assigning to XEXP (pat, 0).
24271 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24273 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24274 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24275 (tree-cfg.o): Remove hashtab.h dependency.
24277 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24278 (struct ivopts_data): Change niters to pointer_map_t.
24279 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24280 (niter_for_exit): Create pointer_map on demand. Change for
24282 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24283 (free_loop_data): Destroy data->niters if created and reset field.
24284 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24285 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24287 * tree-ssa-reassoc.c: Include pointer-set.h.
24288 (bb_rank): Change to long *.
24289 (operand_rank): Change to pointer_map_t.
24290 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24291 (insert_operand_rank): Accept long.
24292 (operand_entry_hash, operand_entry_eq): Remove.
24293 (get_rank): Return long. Adjust for changes above.
24294 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24296 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24298 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24299 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24300 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24302 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24303 directly since it cannot be NULL.
24304 (get_vi_for_tree): Rewrite for pointer_map API.
24305 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24306 (init_alias_vars): Create vi_for_tree as pointer_map.
24307 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24309 * tree-cfg.c: Don't include hashtab.h.
24310 (edge_to_cases): Declare as pointer_map.
24311 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24313 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24314 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24315 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24317 (record_switch_edge): Delete.
24318 (get_cases_for_edge): Adjust for pointer_map API, inline
24319 record_switch_edge (rewritten for new API), remove goto.
24321 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24323 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24324 * tree-nested.c: Include pointer-set.h.
24325 (var_map_elt, var_map_eq, var_map_hash): Delete.
24326 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24327 to pointer_map_t's.
24328 (nesting_info_bitmap_obstack): New.
24329 (lookup_field_for_decl): Adjust for pointer_map API.
24330 (lookup_tramp_for_decl): Adjust for pointer_map API.
24331 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24332 (get_local_debug_decl): Adjust for pointer_map API.
24333 (convert_nl_goto_reference): Adjust for pointer_map API.
24334 (convert_nl_goto_receiver): Adjust for pointer_map API.
24335 (create_nesting_tree): Create outside GGC space. Create bitmap on
24336 the new obstack. Create field_map and var_map as pointer_maps.
24337 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24339 (lower_nested_functions): Move root here, no need to NULL it.
24340 Initialize and release the obstack.
24342 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24344 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24345 Remove prototypes and make them non-static.
24346 (struct tree_int_map): Remove.
24347 * tree.h (struct tree_int_map): Move here, turning TO into an
24349 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24351 * tree.h (TREE_COMPLEXITY): Remove.
24352 (struct tree_exp): Remove complexity field.
24353 * tree.c (build1_stat): Don't set it.
24355 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24356 Victor Kaplansky <victork@il.ibm.com>
24358 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24359 (vect_is_simple_reduction): Support reduction with induction as
24360 one of the operands.
24361 (vect_is_simple_iv_evolution): Fix formatting.
24362 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24363 formatting. Don't mark induction phis for vectorization.
24364 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24365 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24366 (vect_get_vec_def_for_operand): Support induction.
24367 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24369 (vectorizable_reduction): Support reduction with induction as one of
24371 (vectorizable_type_demotion): Use def-type of stmt argument rather
24372 than dummy def-type.
24374 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24375 flag_tree_scev_cprop.
24376 * common.opt (tree-scev-cprop): New flag.
24378 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24379 call to vect_get_new_vect_var.
24381 2007-02-06 Ira Rosen <irar@il.ibm.com>
24383 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24384 vectype is not NULL.
24385 (vect_pattern_recog_1): Likewise.
24387 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24389 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24390 (fold_negate_expr): Likewise.
24392 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24395 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24396 even if cv-qualification is the same.
24398 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24400 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24401 __enable_execute_stack on completion.
24403 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24405 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24406 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24407 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24408 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24409 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24410 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24411 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24412 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24414 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24416 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24417 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24418 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24419 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24420 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24421 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24422 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24423 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24424 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24425 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24426 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24427 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24428 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24429 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24430 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24431 sqrtextenddfxf2_i387): Added amdfam10_decode.
24433 * config/i386/athlon.md (athlon_idirect_amdfam10,
24434 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24435 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24436 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24437 athlon_ivector_store_amdfam10): New define_insn_reservation.
24438 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24441 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24443 * config/i386/athlon.md (athlon_call_amdfam10,
24444 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24445 define_insn_reservation.
24446 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24447 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24448 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24450 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24452 * config/i386/athlon.md (athlon_sseld_amdfam10,
24453 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24454 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24456 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24458 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24459 define_insn_reservation.
24460 * config/i386/i386.md (sseins): Added sseins to define_attr type
24461 and define_attr unit.
24462 * config/i386/sse.md: Set type attribute to sseins for insertq
24465 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24467 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24468 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24469 ssecomi_load_amdfam10, ssecomi_amdfam10,
24470 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24471 define_insn_reservation.
24472 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24474 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24476 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24477 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24478 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24479 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24480 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24481 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24482 define_insn_reservation.
24484 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24485 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24486 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24487 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24488 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24490 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24492 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24493 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24494 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24495 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24496 athlon_ssemul_load_k8): Added amdfam10.
24498 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24500 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24501 (x86_sse_unaligned_move_optimal): New variable.
24503 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24505 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24506 for unaligned vector SSE double/single precision loads for AMDFAM10.
24508 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24510 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24511 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24512 Define TARGET_CPU_DEFAULT_amdfam10.
24513 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24514 (processor_type): Add PROCESSOR_AMDFAM10.
24516 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24517 processor_type in config/i386/i386.h.
24518 Enable imul peepholes for TARGET_AMDFAM10.
24520 * config.gcc: Add support for --with-cpu option for amdfam10.
24522 * config/i386/i386.c (amdfam10_cost): New variable.
24523 (m_AMDFAM10): New macro.
24524 (m_ATHLON_K8_AMDFAM10): New macro.
24525 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24526 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24527 x86_promote_QImode, x86_integer_DFmode_moves,
24528 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24529 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24530 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24531 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24532 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24533 Enable/disable for amdfam10.
24534 (override_options): Add amdfam10_cost to processor_target_table.
24535 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24536 processor_alias_table.
24537 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24538 (ix86_adjust_cost): Add code for amdfam10.
24540 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24542 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24543 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24544 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24545 * config/i386/i386.h: Add builtin definition for SSE4A.
24546 * config/i386/i386.md: Add support for ABM instructions
24547 (popcnt and lzcnt).
24548 * config/i386/sse.md: Add support for SSE4A instructions
24549 (movntss, movntsd, extrq, insertq).
24550 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24551 Add -march=amdfam10 flag.
24552 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24553 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24555 * doc/extend.texi: Add documentation for SSE4A builtins.
24557 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24559 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24561 2007-02-05 Richard Guenther <rguenther@suse.de>
24563 * tree-vectorizer.h (vectorizable_function): Add argument type
24564 argument, change return type.
24565 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24566 * tree-vect-transform.c (vectorizable_function): Handle extra
24567 argument, return vectorized function decl.
24568 (build_vectorized_function_call): Remove.
24569 (vectorizable_call): Handle calls with result and argument types
24570 differing. Handle loop vectorization factor correctly.
24571 * targhooks.c (default_builtin_vectorized_function): Adjust for
24573 * targhooks.h (default_builtin_vectorized_function): Likewise.
24574 * target.h (builtin_vectorized_function): Add argument type
24576 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24577 extra argument, allow vectorizing of lrintf.
24578 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24579 documentation of target hook.
24581 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24584 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24585 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24586 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24588 2007-02-05 Roger Sayle <roger@eyesopen.com>
24590 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24591 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24592 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24593 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24594 before canonicalizing sincos to cexpi.
24595 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24597 2007-02-05 Roger Sayle <roger@eyesopen.com>
24599 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24600 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24601 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24603 2007-02-05 Roger Sayle <roger@eyesopen.com>
24605 * mips-tfile.c (initialize_init_file): Correct endianness test.
24607 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24609 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24610 the 'y' constraint.
24612 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24614 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24615 saves in a PARALLEL before the register assignments.
24617 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24619 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24620 DWARF_FRAME_RETURN_COLUMN to be a general register.
24621 * dwarf2out.c (init_return_column_size): New function, split from...
24622 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24623 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24624 to be nongeneral registers.
24625 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24627 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24628 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24630 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24632 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24634 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24636 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24637 (remove_path): Use can_remove_branch_p and remove_branch instead
24638 of loop_delete_branch_edge.
24639 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24640 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24641 Update profile using scale_dominated_blocks_in_loop.
24642 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24643 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24644 (can_remove_branch_p, remove_branch): Declare.
24645 * tree-cfg.c (tree_can_remove_branch_p): New function.
24646 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24647 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24648 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24650 2007-02-05 Jan Hubicka <jh@suse.cz>
24652 PR middle-end/30696
24653 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24654 nodes in cgraph, don't remove offline copy of the function.
24656 2007-02-04 Jan Hubicka <jh@suse.cz>
24658 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24659 vectors might cause maybe_lookup_element_for_expr to be called
24660 on non-sra-candidate.
24662 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24664 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24665 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24666 spelling conventions.
24668 2007-02-04 Richard Guenther <rguenther@suse.de>
24670 PR middle-end/30636
24671 * fold-const.c (try_move_mult_to_index): Make sure to not
24672 overflow one dimension of a multi-dimensional array access.
24674 2007-02-04 Jan Hubicka <jh@suse.cz>
24676 * passes.c (init_optimization_passes): Reindent.
24678 2007-02-04 Jan Hubicka <jh@suse.cz>
24679 Eric Botcazou <ebotcazou@adacore.com>
24681 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24682 (execute_fixup_cfg): Break out the abnormal goto code.
24683 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24684 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24685 (optimize_inline_calls): Call make_nonlocal_label_edges.
24687 2007-02-04 Jan Hubicka <jh@suse.cz>
24689 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24690 true when something was changed.
24691 (rename_ssa_copies): When something was changed, do
24692 TODO_remove_unused_locals.
24693 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24694 add TODO_remove_unused_locals when instruction was removed.
24696 2007-02-04 Jan Hubicka <jh@suse.cz>
24698 * ipa-inline.c (try_inline): Improve debug output; work on already
24700 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24701 call try_inline for already inlined edges too when flattening;
24702 inline also functions that make callee growth but overall unit size
24705 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24707 * config/m32c/bitops.md, config/m32c/jump.md,
24708 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24709 config/m32r/m32r.h, config/m32r/m32r.md,
24710 config/m32r/predicates.md, config/m68hc11/larith.asm,
24711 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24712 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24713 config/mips/mips-protos.h, config/mips/mips.c,
24714 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24715 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24716 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24717 spelling conventions.
24719 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24720 Follow spelling conventions.
24722 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24724 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24725 warn about C++0x compatibility.
24727 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24729 * config/h8300/h8300.c, config/h8300/h8300.h,
24730 config/h8300/h8300.md: Follow spelling conventions.
24732 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24734 PR middle-end/30667
24735 * combine.c (try_combine): Do not substitute source operand
24736 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24738 2007-02-03 Jan Hubicka <jh@suse.cz>
24740 PR gcov-profile/30650
24741 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24742 do not divide by zero for never executed counters.
24743 (tree_find_values_to_profile): Fix counters.
24744 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24746 2007-02-03 Ian Lance Taylor <iant@google.com>
24748 * lower-subreg.c (simple_move_operand): New static function,
24749 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24751 (simple_move): Call simple_move_operand.
24752 (find_decomposable_subregs): Add special handling of MEMs.
24753 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24754 meaning of return value. If we see a hard register, test whether
24755 it can store a word_mode value. Change all callers.
24757 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24759 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24760 ftrapv insns and expanders.
24761 (subdi3): Change define_expand operand 1 to arith11_operand, and
24762 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24763 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24764 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24767 PR middle-end/30174
24768 * varasm.c (notice_global_symbol): Treat global objects as weak when
24769 flag_shlib is true.
24771 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24773 * emit-rtl.c (dconstpi): Delete.
24774 (dconstsqrt2): New.
24775 (init_emit_once): Delete dconstpi and init dconstsqrt2.
24776 * real.h (dconstpi): Delete.
24777 (dconstsqrt2): New.
24778 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
24779 (fold_builtin_hypot): Likewise.
24781 2007-02-03 Tom Tromey <tromey@redhat.com>
24784 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
24785 -gcoff3, -gxcoff3, -gvms3 implies -dD.
24787 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
24789 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
24790 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
24791 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
24792 config/rs6000/cell.md, config/rs6000/darwin.h,
24793 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
24794 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
24795 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
24796 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
24797 typos. Follow spelling conventions.
24798 * doc/invoke.texi: Follow spelling conventions.
24800 2007-02-03 Roger Sayle <roger@eyesopen.com>
24802 * simplify-rtx.c (simplify_relational_operation_1): Implement some
24803 canonicalization transformations that attempt to simplify integer
24804 constant comparisons to become comparisons against zero.
24806 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24808 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24810 * fold-const.c (fold_binary): Fix comment typos. Fold complex
24811 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
24813 2007-02-02 Mike Stump <mrs@apple.com>
24815 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
24816 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
24817 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
24818 generate a branch island.
24820 2007-02-02 Bob Wilson <bob.wilson@acm.org>
24822 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
24823 (xtensa_legitimate_address_p): New.
24824 (xtensa_legitimize_address): New.
24825 (xtensa_output_addr_const_extra): New.
24826 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
24828 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
24829 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
24830 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
24831 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
24832 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
24833 (xtensa_legitimize_address): New.
24834 (xtensa_output_addr_const_extra): New.
24836 2007-02-02 Steve Ellcey <sje@cup.hp.com>
24838 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
24840 2007-02-02 Ian Lance Taylor <iant@google.com>
24842 * expmed.c (expand_divmod): Add comment.
24844 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
24846 * emit-rtl.c (renumber_insns): Remove.
24847 * flags.h: Remove the extern for flag_renumber_insns.
24848 * rtl.h: Remove the prototype for renumber_insns.
24849 * toplev.c (flag_renumber_insns): Remove.
24851 2007-02-02 Hui-May Chang <hm.chang@apple.com>
24853 Revert for x86 darwin:
24854 2005-06-19 Uros Bizjak <uros@kss-loka.si>
24856 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
24857 code before the following patch under TARGET_MACHO.
24858 (ix86_function_value_regno_p): Likewise.
24860 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24862 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
24865 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24868 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
24869 loads to general or fp registers. Add comments.
24870 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
24872 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
24874 * pointer-set.c (insert_aux): Only return insertion slot.
24875 (pointer_set_insert): Adjust.
24876 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
24877 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
24878 pointer_map_traverse): New.
24879 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
24880 pointer_map_create, pointer_map_destroy, pointer_map_insert,
24881 pointer_map_contains, pointer_map_traverse): Declare.
24883 2007-02-02 Jakub Jelinek <jakub@redhat.com>
24885 PR middle-end/30473
24886 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
24887 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
24889 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24891 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
24893 (struct _dep): New type.
24894 (dep_t): New typedef.
24895 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
24896 (DEP_STATUS): New access macro. The macro with the same name was
24897 renamed to DEP_LINK_STATUS.
24898 (dep_init): Declare function
24900 (struct _dep_link): New type.
24901 (dep_link_t): New typedef.
24902 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
24903 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
24904 (DEP_LINK_STATUS): New macro.
24905 (debug_dep_links): New debug function.
24907 (struct _deps_list): New type.
24908 (deps_list_t): New typedef.
24909 (DEPS_LIST_FIRST): New access macro.
24910 (FOR_EACH_DEP_LINK): New cycle macro.
24911 (create_deps_list, free_deps_list, delete_deps_list): Declare
24913 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
24914 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
24915 (copy_deps_list_change_con): Ditto.
24917 (move_dep_link): Declare function.
24919 (struct _dep_node): New type.
24920 (dep_node_t): New typedef.
24921 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
24923 (struct haifa_insn_data.back_deps): New field to hold backward
24924 dependencies of the insn.
24925 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
24927 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
24928 Change its type to deps_list_t.
24929 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
24930 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
24931 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
24933 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
24935 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
24937 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
24939 (dep_cost): Declare.
24941 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
24942 (ds_to_dk, dk_to_ds): New functions.
24944 (init_dep_1): New static function.
24945 (init_dep): New function.
24946 (copy_dep): New static function.
24948 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
24950 (detach_dep_link): New static function.
24951 (move_dep_link): New function.
24953 (dep_links_consistent_p, dump_dep_links): New static functions.
24954 (debug_dep_links): New debugging function.
24956 (deps_obstack, dl_obstack, dn_obstack): New static variables.
24958 (alloc_deps_list, init_deps_list): New static functions.
24959 (create_deps_list): New function.
24960 (clear_deps_list): New static function.
24961 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
24962 (deps_list_consistent_p, dump_deps_list): New static functions.
24963 (debug_deps_list): New function.
24964 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
24966 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
24968 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
24969 use new scheduler dependencies lists.
24970 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
24971 (sched_analyze): Ditto. Initialize dependencies lists.
24972 (add_forw_dep, compute_forward_dependences): Update to use new
24973 scheduler dependencies lists.
24975 (init_dependency_caches): Init deps_obstack.
24976 (free_dependency_caches): Free deps_obstack.
24978 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
24979 new scheduler dependencies lists.
24980 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
24981 (add_back_forw_dep, delete_back_forw_dep): Ditto.
24983 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
24984 Update to use new scheduler dependencies lists.
24985 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
24986 (debug_dependencies): Ditto.
24987 (schedule_region): Update comments.
24989 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
24990 scheduler dependencies lists.
24991 (schedule_ebb): Update comments.
24993 * rtl.def (DEPS_LIST): Remove.
24995 * lists.c (unused_deps_list): Remove.
24996 (free_list): Update assertions.
24998 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
24999 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25001 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25002 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25004 * haifa-sched.c (comments): Update.
25005 (insn_cost1): Remove. Inline the code into insn_cost ().
25006 (insn_cost): Update to use new scheduler dependencies lists. Move
25007 processing of the dependency cost to dep_cost ().
25008 (dep_cost): New function. Use it instead of insn_cost () when
25009 evaluating cost of the dependency. Use compatible interface to
25010 interact with the target.
25011 (priority): Update to use new scheduler dependencies lists.
25012 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25013 with greater number of insns that depend on the insn.
25014 (schedule_insn): Update to use new scheduler dependencies lists. Add
25015 code to free backward dependencies lists. Inline and optimize code
25016 from resolve_dep () - see PR28071.
25017 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25018 lists. Update call to targetm.sched.is_costly_dependence hook.
25020 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25021 scheduler dependencies lists.
25023 (resolve_dep): Remove. Move the logic to schedule_insn ().
25024 (init_h_i_d): Initialize dependencies lists.
25026 (process_insn_depend_be_in_spec): Rename to
25027 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25028 dependencies lists.
25029 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25030 Update to use new scheduler dependencies lists.
25031 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25033 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25034 new scheduler dependencies lists.
25035 (build_intra_loop_deps): Ditto.
25037 * target.h (struct _dep): Declare to use in
25038 gcc_target.sched.is_costly_dependence.
25039 (struct gcc_target.sched.adjust_cost): Fix typo.
25040 (struct gcc_target.sched.is_costly_dependence): Change signature to
25041 use single dep_t parameter instead of an equivalent triad.
25042 (struct gcc_target.sched.adjust_cost_2): Remove.
25044 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25046 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25048 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25050 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25052 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25053 (REG_DEP_TRUE): Document.
25055 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25056 Change signature to correspond to the targetm.sched.adjust_cost hook.
25057 Update use in TARGET_SCHED_ADJUST_COST_2.
25058 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25059 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25060 new scheduler dependencies lists.
25061 (ia64_gen_check): Ditto.
25063 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25064 scheduler dependencies lists.
25066 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25067 signature to correspond to the targetm.sched.is_costly_dependence hook.
25068 (is_costly_group): Update to use new scheduler dependencies lists.
25070 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25071 instead of INSN_COST () macro.
25073 2007-02-01 Ian Lance Taylor <iant@google.com>
25075 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25077 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25079 * pa.md (tp_load): Correct mfctl instruction syntax.
25081 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25083 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25084 altivec_padding_size calculation on AIX. Improve comment, add
25085 assert to verify that it's right.
25087 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25090 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25092 PR inline-asm/28686
25093 * global.c (global_alloc): Add mising initialization of
25096 2007-02-01 Roger Sayle <roger@eyesopen.com>
25098 * alias.c (init_alias_analysis): Correct whitespace.
25099 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25100 partition_hot_cold_basic_blocks): Likewise.
25101 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25102 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25103 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25104 fold_builtin_snprintf_chk, fold_builtin_printf,
25105 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25106 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25107 * cfgcleanup.c (cleanup_cfg): Likewise.
25108 * cfgexpand.c (tree_expand_cfg): Likewise.
25109 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25110 * function.c (get_next_funcdef_no): Likewise.
25111 * gengtype.c (main): Likewise.
25112 * genmodes.c (main): Likewise.
25113 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25114 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25115 * ifcvt.c (noce_emit_move_insn): Likewise.
25116 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25118 * stor-layout.c (get_best_mode): Likewise.
25119 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25120 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25121 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25122 perform_var_substitution, solve_graph): Likewise.
25123 * tree-vrp.c (vrp_finalize): Likewise.
25125 2007-02-01 Ian Lance Taylor <iant@google.com>
25127 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25128 high part of a paradoxical subreg, return a constant zero.
25130 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25132 * toplev.c (lang_dependent_init): Call init_set_costs.
25133 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25135 2007-02-01 Richard Guenther <rguenther@suse.de>
25137 PR middle-end/30656
25138 * fold-const.c (fold_negate_expr): Allow negating a
25139 constant if overflow does not change.
25141 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25143 * doc/c-tree.texi (Expression trees): Improve markup.
25144 * doc/tm.texi (Register Classes, Addressing Modes)
25145 (Floating Point): Fix spacing after abbreviations. Fix some
25148 2007-02-01 Ben Elliston <bje@au.ibm.com>
25150 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25151 * doc/contrib.texi: Likewise.
25152 * doc/install.texi: Likewise.
25154 2007-01-31 Richard Henderson <rth@redhat.com>
25155 Ian Lance Taylor <iant@google.com>
25157 * lower-subreg.c: New file.
25158 * rtl.def (CONCATN): Define.
25159 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25160 pass_lower_subreg2.
25161 * emit-rtl.c (update_reg_offset): New static function, broken out
25162 of gen_rtx_REG_offset.
25163 (gen_rtx_REG_offset): Call update_reg_offset.
25164 (gen_reg_rtx_offset): New function.
25165 * regclass.c: Revert patch of 2006-03-05, restoring
25167 (clear_reg_info_regno): New function.
25168 * dwarf2out.c (concatn_loc_descriptor): New static function.
25169 (loc_descriptor): Handle CONCATN.
25170 * common.opt (fsplit_wide_types): New option.
25171 * opts.c (decode_options): Set flag_split_wide_types when
25173 * timevar.def (TV_LOWER_SUBREG): Define.
25174 * rtl.h (gen_reg_rtx_offset): Declare.
25175 (reg_scan_update): Declare.
25176 * regs.h (clear_reg_info_regno): Declare.
25177 * tree-pass.h (pass_lower_subreg): Declare.
25178 (pass_lower_subreg2): Declare.
25179 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25180 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25181 -fsplit-wide-types.
25182 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25183 * Makefile.in (OBJS-common): Add lower-subreg.o.
25184 (lower-subreg.o): New target.
25186 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25188 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25190 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25193 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25195 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25197 PR middle-end/29335
25198 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25200 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25202 * cfgloop.h: Include vec-prim.h.
25203 (enum li_flags): Remove LI_ONLY_OLD.
25204 (loop_iterator): Changed.
25205 (fel_next, fel_init): Iterate over loop tree.
25206 (FOR_EACH_LOOP_BREAK): New macro.
25207 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25209 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25210 * modulo-sched.c (sms_schedule): Ditto.
25211 * tree-vectorizer.c (vectorize_loops): Ditto.
25212 * doc/loop.texi: Update information on loop numbering and behavior of
25213 FOR_EACH_LOOP wrto new loops.
25214 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25215 add_to_evolution_1): Test nestedness of loops instead of comparing
25217 * tree-chrec.c (chrec_fold_plus_poly_poly,
25218 chrec_fold_multiply_poly_poly, chrec_evaluate,
25219 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25220 reset_evolution_in_loop): Ditto.
25221 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25223 2007-01-31 Dirk Mueller <dmueller@suse.de>
25225 * c-common.c (warn_about_parentheses): Separate warning about
25226 un-parenthized sequence of comparison operators from the one
25227 which is supposed to warn about x <= y <= z.
25229 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25231 * optabs.h (enum optab_index): Add new OTI_isinf.
25232 (isinf_optab): Define corresponding macro.
25233 * optabs.c (init_optabs): Initialize isinf_optab.
25234 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25236 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25237 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25239 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25240 expand_builtin_interclass_mathfn.
25241 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25242 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25243 (fxam<mode>2_i387): New insn pattern.
25244 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25245 built-in functions as x87 inline asm.
25247 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25249 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25251 2007-01-30 Eric Christopher <echristo@apple.com>
25253 * config.gcc: Add geode.
25255 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25257 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25258 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25259 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25260 value-prof.c: Fix comment typos.
25262 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25265 * doc/invoke.texi (Wpointer-arith): Document warning.
25267 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25269 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25270 the list of discrepancies from the draft TR.
25272 2007-01-30 Dirk Mueller <dmueller@suse.de>
25275 * doc/invoke.texi (-Wreturn-type): Update description to
25276 match new behavior.
25278 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25280 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25282 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25284 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25285 to handle optabs that operate on floating point input argument and
25286 output to integer output.
25287 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25288 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25289 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25290 expand_builtin_interclass_mathfn ().
25291 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25292 (ilogbsi2): Remove.
25293 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25294 ilogbl built-in functions as x87 intrinsics.
25296 2007-01-30 Richard Guenther <rguenther@suse.de>
25298 PR middle-end/27657
25299 * dwarf2out.c (reference_to_unused): Query varpool if the
25300 variable was output.
25302 2007-01-30 Richard Guenther <rguenther@suse.de>
25304 PR middle-end/30313
25305 * passes.c (execute_one_pass): Reset in_gimple_form to not
25306 confuse non-unit-at-a-time mode.
25308 2007-01-29 Roger Sayle <roger@eyesopen.com>
25309 Richard Guenther <rguenther@suse.de>
25311 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25312 avoid undefined behaviour on overflow. Use force_fit_type_double
25313 to construct the constant with the specified TREE_OVERFLOW.
25315 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25317 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25318 * config/dfp-bit.h: Ditto.
25320 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25322 * c-decl.c (pop_scope): Replace warnings with call to
25323 warn_for_unused_label.
25324 * c-common.h (warn_for_unused_label): Declare.
25325 * c-common.c (warn_for_unused_label): Define.
25327 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25329 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25332 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25334 * Makefile.in (USER_H): Remove decfloat.h.
25335 * ginclude/decfloat.h: Delete, moving contents to ...
25336 * ginclude/float.h: Add support for decimal floating point,
25337 guarded by __STDC_WANT_DEC_FP__.
25339 2007-01-29 Mike Stump <mrs@apple.com>
25341 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25342 Analysis and Representation to resolve case insensitive conflict.
25343 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25345 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25347 * tree.h (struct tree_memory_tag): Add aliases member.
25348 (MTAG_ALIASES): New macro.
25349 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25350 (add_may_alias): Remove pointer-set. Update for may_aliases being
25352 (mark_aliases_call_clobbered): Update for may_aliases being a
25354 (compute_tag_properties): Ditto.
25355 (create_partition_for): Ditto.
25356 (compute_memory_partitions): Ditto.
25357 (dump_may_aliases_for): Ditto.
25358 (is_aliased_with): Ditto.
25359 (add_may_alias_for_new_tag): Ditto.
25360 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25361 (compute_is_aliased): New function.
25362 (compute_may_aliases): Call compute_is_aliased).
25363 (init_alias_info): Initialize alias_bitmap_obstack.
25364 (union_alias_set_into): New function.
25365 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25366 (have_common_aliases_p): Rewrite to take two bitmaps and use
25368 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25369 Update for bitmaps.
25370 (finalize_ref_all_pointers): Update for add_may_alias changes.
25371 (new_type_alias): Ditto.
25372 * tree-flow-inline.h (may_aliases): Return a bitmap.
25373 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25374 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25375 may_aliases being a bitmap.
25376 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25377 may_aliases now returns a bitmap.
25378 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25380 * tree-ssa-operands.c (add_virtual_operand): Update for
25381 may_aliases being a bitmap.
25383 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25385 PR tree-optimization/30630
25386 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25387 variable as changed.
25389 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25392 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25393 expanded only once even if an error occurs.
25395 2007-01-29 Ben Elliston <bje@au.ibm.com>
25397 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25398 (__gcov_average_profiler): Likewise.
25399 (__gcov_ior_profiler): Likewise.
25400 (__gcov_merge_ior): Likewise.
25402 2007-01-28 Jan Hubicka <jh@suse.cz>
25404 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25405 * value-prof.c (stringop_block_profile): Likewise.
25407 2007-01-28 Jan Hubicka <jh@suse.cz>
25409 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25410 Add variant handling histograms; add wrapper.
25411 (clear_storage_via_libcall): Export.
25412 (emit_block_move_hints): Break out from ...; add histograms.
25413 (emit_block_move): ... this one.
25414 (clear_storage_hints): Break out from ...; add histograms.
25415 (clear_storage): ... this one.
25416 (set_storage_via_memset): Handle histogram.
25417 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25418 (clear_storage_hints, clear_storage_via_libcall): Declare.
25419 (set_storage_via_setmem): Update prototype.
25420 * doc/md.texi (movmem, setmem): Document new arguments.
25422 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25423 Add new histograms.
25424 (stringop_block_profile): New global function.
25425 (tree_stringops_values_to_profile): Profile block size and alignment.
25426 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25428 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25429 (stringop_block_profile): Declare.
25430 * builtins.c: Include value-prof.h.
25431 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25432 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25433 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25434 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25435 * profile.c (instrument_values): Add new counters.
25436 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25438 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25439 (tree_init_edge_profiler): Build new profilers.
25440 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25441 (pass_tree_profile): Add dump.
25442 (tree_profile_hooks): Update.
25443 * Makefile.in (LIBGCOV): Add new constants.
25444 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25445 __gcov_ior_profiler): New.
25446 * i386.md (movmem/setmem expanders): Add new optional arguments.
25448 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25450 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25452 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25454 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25455 (tree_unswitch_single_loop): Pass eni_size_weights to
25456 tree_num_loop_insns.
25457 * tree-ssa-loop-manip.c: Include tree-inline.h.
25458 (can_unroll_loop_p): Pass eni_size_weights to
25459 tree_num_loop_insns.
25460 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25461 Pass eni_size_weights to estimate_num_insns.
25462 * tree.h (init_inline_once): Export.
25463 * toplev.c (backend_init): Call init_inline_once.
25464 * cgraphunit.c (cgraph_process_new_functions,
25465 cgraph_analyze_function): Pass eni_inlining_weights to
25466 estimate_num_insns.
25467 * ipa-inline.c (compute_inline_parameters): Ditto.
25468 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25469 to estimate_num_insns.
25470 (try_unroll_loop_completely): Pass eni_size_weights to
25471 tree_num_loop_insns.
25472 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25473 ot estimate_num_insns.
25474 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25475 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25476 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25477 eni_time_weights): New variables.
25478 (init_inline_once): Initialize them.
25479 (struct eni_data): Mew.
25480 (estimate_num_insns_1, estimate_num_insns): Use weights.
25481 * tree-inline.h (struct eni_weights_d): New.
25482 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25483 (estimate_num_insns): Declaration changed.
25484 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25485 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25486 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25488 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25490 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25491 relations in the conflict function is valid.
25493 2007-01-27 Ian Lance Taylor <iant@google.com>
25495 * common.opt: Add fstrict-overflow.
25496 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25497 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25498 (TYPE_OVERFLOW_UNDEFINED): Define.
25499 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25501 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25502 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25503 (fold_negate_expr): Likewise.
25504 (make_range): Likewise.
25505 (extract_muldiv_1): Likewise.
25506 (maybe_canonicalize_comparison): Likewise.
25507 (fold_comparison): Likewise.
25508 (fold_binary): Likewise.
25509 (tree_expr_nonnegative_p): Likewise.
25510 (tree_expr_nonzero_p): Likewise.
25511 * tree-vrp.c (compare_values): Likewise.
25512 (extract_range_from_binary_expr): Likewise.
25513 (extract_range_from_unary_expr): Likewise.
25514 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25516 (nowrap_type_p): Likewise.
25517 * tree-scalar-evolution.c (simple_iv): Likewise.
25518 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25519 (build_range_check): Likewise.
25520 (extract_muldiv_1): Likewise.
25521 (fold_comparison): Likewise.
25522 * tree-vrp.c (vrp_int_const_binop): Likewise.
25523 (extract_range_from_unary_expr): Likewise.
25524 * convert.c (convert_to_integer): Likewise.
25525 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25526 (fold_comparison): Likewise.
25527 (fold_binary): Likewise.
25528 * optabs.c (optab_for_tree_code): Likewise.
25529 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25530 * simplify-rtx.c (simplify_const_relational_operation): Check
25531 flag_strict_overflow and flag_trapv.
25532 (simplify_const_relational_operation): Likewise.
25533 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25534 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25537 2007-01-27 Roger Sayle <roger@eyesopen.com>
25539 * tree.c (tree_fold_gcd): Delete.
25540 * tree.h (tree_fold_gcd): Remove prototype.
25541 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25542 test whether one constant integer is a multiple of another. Instead
25543 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25544 * fold-const.c (multiple_of_p): We've determined both TOP and
25545 BOTTOM are integer constants so we can call int_const_binop directly
25546 instead of the more generic const_binop.
25548 2007-01-27 Roger Sayle <roger@eyesopen.com>
25550 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25551 1*X check that the constant hasn't overflowed, to preserve the
25553 (round_up): Provide an efficient implementation when rouding-up an
25554 INTEGER_CST to a power-of-two.
25556 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25558 * doc/sourcebuild.texi: Add comma for clarity.
25559 * doc/extend.texi: Fix some typos.
25560 * doc/passes.texi: Likewise.
25561 * doc/cppinternals.texi: Likewise.
25562 * doc/c-tree.texi: Likewise.
25563 * doc/tree-ssa.texi: Likewise.
25564 * doc/install.texi: Likewise.
25566 2007-01-27 Jan Hubicka <jh@suse.cz>
25568 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25569 (pass_sra): Do not require alias information.
25570 * passes.c (init_optimization_passes): Add SRA
25572 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25574 * tracer.c (rest_of_handle_tracer): We already cleaned
25575 up the CFG in tracer() so don't do it here again.
25576 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25577 cleanup_cfg here, either. And don't call renumber_insns.
25579 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25580 and BB_HEAD are in the insn stream here. Instead make sure
25581 that BB_INSN is valid on all insns. Also, do check here that
25582 there are no pending branch predictions...
25583 (rtl_verify_flow_info): ...instead of doing it here. Checks
25584 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25587 2007-01-26 Roger Sayle <roger@eyesopen.com>
25589 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25590 function to simplify/factorize operand order canonicalization.
25591 (ix86_fixup_binary_operands): Reorganize using the above function.
25592 (ix86_binary_operator_ok): Likewise.
25594 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25596 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25597 file scope from optimize_attrs.
25598 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25600 (optimize_attrs): Clear insn_code_values after freeing it.
25602 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25604 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25605 a parts.base assignment.
25607 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25609 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25610 (compute_subscript_distance, initialize_data_dependence_relation,
25611 finalize_ddr_dependent, analyze_ziv_subscript,
25612 analyze_siv_subscript_cst_affine,
25613 compute_overlap_steps_for_affine_univar,
25614 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25615 analyze_siv_subscript, analyze_miv_subscript,
25616 analyze_overlapping_iterations, subscript_dependence_tester_1,
25617 compute_self_dependence, free_dependence_relation): Work
25618 with affine_fn instead of chrecs.
25619 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25620 common_affine_function, affine_function_base,
25621 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25622 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25623 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25624 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25625 (all_chrecs_equal_p): Removed.
25626 * tree-data-ref.h (affine_fn, conflict_function): New types.
25627 (struct subscript): Change type of conflicting_iterations_in_a
25628 and conflicting_iterations_in_b.
25630 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25633 * config/pa/pa.h (TARGET_HPUX_11): New.
25634 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25635 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25637 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25638 Richard Guenther <rguenther@suse.de>
25640 * tree-ssa-structalias.c (solve_graph): Handle case
25641 we merged the variable to another.
25643 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25645 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25648 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25649 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25651 2007-01-25 DJ Delorie <dj@redhat.com>
25653 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25654 allow changes to modes which don't fit in those registers.
25656 * reload1.c (choose_reload_regs): Check for invalid subregs before
25657 computing their locations, not after.
25659 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25662 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25663 save Altivec registers in an eh_return function.
25664 (compute_vrsave_mask): Likewise.
25665 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25666 for saving Altivec registers.
25667 (rs6000_emit_prologue): Don't allocate stack twice in
25668 eh_return function. Correct expected value of altivec_save_offset
25669 when using save_world. Describe save of R0 to stack when using
25670 save_world. Describe stack pointer adjustment when using
25671 save_world. Remove duplicated eh_return parameter register saving.
25672 Update sp_offset variable after save_world.
25673 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25675 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25676 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25679 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25681 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25683 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25686 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25687 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25689 2007-01-25 Richard Guenther <rguenther@suse.de>
25691 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25692 * common.opt (-Wcoverage-mismatch): New warning option.
25693 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25694 if -Wcoverage-mismatch is given.
25696 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25698 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25699 (ipcp_driver): Change to static definition.
25700 Add dumping of the ifunctions.
25701 (constant_val_insert): Remove unused parameter. Support for SSA.
25702 (ipcp_propagate_const): Support for SSA.
25703 (ipcp_profile_bb_print): Print only analyzed nodes.
25704 (ipcp_replace_map_create): Remove support for Fortran constant
25706 * ipa-prop.c (ipa_method_modify_stmt,
25707 ipa_callsite_compute_param): Support for SSA.
25708 * ipa-prop.h (ipcp_driver): Remove declaration.
25709 (IS_VALID_TREE_MAP_INDEX): Add define.
25711 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25713 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25715 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25717 PR middle-end/30447
25718 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25719 constant argument to cabs and do it without checking for
25720 -funsafe-math-optimizations.
25722 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25724 * c-common.h (RID_FIRST_CXX0X): New.
25725 (RID_LAST_CXX0X): New.
25726 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25728 * c.opt (Wc++0x-compat): New.
25729 * doc/invoke.texi (-Wc++0x-compat): Document.
25731 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25733 * builtins.c (fold_builtin_carg): New.
25734 (fold_builtin_1): Use it.
25736 2007-01-24 Jan Hubicka <jh@suse.cz>
25738 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25740 * ipa-inline.c (initial_insns, max_insns): Delete.
25741 (compute_max_insns): New function.
25742 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25743 amount of insns as base for code growth.
25744 (cgraph_decide_inlining): Make initial_insns local; do not compute
25746 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25747 * doc/invoke.texi (inline-unit-growth): Update docs.
25749 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25751 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25752 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25753 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25754 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25755 for CPUs that have PTA_CX16 set.
25757 PR middle-end/27416
25758 * gimplify.c (omp_check_private): New function.
25759 (gimplify_scan_omp_clauses): Use it for
25760 firstprivate/lastprivate/reduction.
25762 PR middle-end/30494
25763 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25764 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25766 PR middle-end/30421
25767 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25768 If lower_lastprivate_clauses emits some statements, append them
25769 to dlist rather than body_p and to body_p append an initializer.
25770 (lower_omp_for): Adjust caller.
25772 2007-01-24 Steve Ellcey <sje@cup.hp.com>
25774 * target.h (globalize_decl_name): New.
25775 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25776 * output.h (default_globalize_decl_name): New.
25777 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
25779 (globalize_decl): Ditto.
25780 (default_globalize_decl_name): New.
25781 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
25782 (ia64_handle_version_id_attribute): New.
25783 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25784 (ia64_asm_output_external): Use globalize_decl_name instead
25785 of globalize_label.
25786 * doc/extend.texi (version_id): New pragma.
25787 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
25789 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25791 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
25792 _uleb128_t and _Unwind_SWord with _sleb128_t.
25793 * unwind-dw2.c (extract_cie_info, execute_stack_op,
25794 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
25796 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
25797 * unwind-pe.h (read_uleb128, read_sleb128,
25798 read_encoded_value_with_base): Likewise.
25799 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
25801 2007-01-24 Richard Guenther <rguenther@suse.de>
25803 * builtins.c (expand_builtin_cexpi): Get the fndecl
25804 for cexp in the correct way.
25806 2007-01-24 Jan Hubicka <jh@suse.cz>
25808 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
25811 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25813 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
25814 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
25815 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
25816 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
25817 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
25818 __SIZEOF_PTRDIFF_T__.
25819 * doc/cpp.texi: Documentation for the new builtin macros added.
25821 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
25823 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
25824 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
25825 instead of operands[2] to avoid access past the end of array.
25827 2007-01-24 Richard Sandiford <richard@codesourcery.com>
25829 * reload1.c (emit_reload_insns): Pass the reload register
25830 for a non-spill output reload through forget_old_reloads_1.
25832 2007-01-23 Joseph Myers <joseph@codesourcery.com>
25834 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25835 _SOFT_DOUBLE if doubles use software floating-point.
25836 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
25837 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25838 * config/rs6000/darwin-ldouble.c: Also compile functions for
25839 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
25840 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25841 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
25842 commented-out long double override.
25843 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
25844 * config/rs6000/eabispe.h: Likewise.
25845 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
25846 long double for non-SPE.
25847 (rs6000_handle_option): Likewise.
25848 (invalid_e500_subreg): Disallow more subregs involding DImode,
25849 DFmode, TImode or TFmode.
25850 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
25852 (legitimate_lo_sum_address_p): Also check for TFmode for E500
25854 (rs6000_legitimize_address): Also handle TFmode for E500 double.
25855 (rs6000_legitimize_reload_address): Also handle TFmode for E500
25857 (rs6000_legitimate_address): Also check for TFmode for E500
25859 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
25860 (spe_build_register_parallel): Handle TFmode and TCmode.
25861 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
25863 (function_arg): Handle TFmode and TCmode for E500 double.
25864 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
25866 (print_operand): Handle TFmode and TImode for %y.
25867 (rs6000_generate_compare): Handle TFmode comparisons for E500
25869 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
25870 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
25871 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
25872 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
25873 TFmode for E500 double.
25874 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
25875 (floatsidf2): Enable for E500 double.
25876 (movtf_softfloat): Use rs6000_nonimmediate_operand.
25877 (extenddftf2): Change to extenddftf2_fprs.
25878 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
25879 depending on TARGET_E500_DOUBLE.
25880 (extendsftf2): Enable for E500 double.
25881 (trunctfdf2): Enable for E500 double.
25882 (trunctfsf2): Change to trunctfsf2_fprs.
25883 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
25884 depending on TARGET_E500_DOUBLE.
25885 (floatsitf2): Enable for E500 double.
25886 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
25887 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
25888 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
25889 (negtf2): Change to negtf2_internal.
25890 (negtf2): New expander.
25891 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
25892 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
25893 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
25894 (movdi_internal32): Use rs6000_nonimmediate_operand.
25895 (unnamed splitter): Likewise.
25896 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
25897 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
25898 (SPE64TF, DITI): New mode macros.
25899 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
25902 (frob_<mode>_di_2): New.
25903 (frob_tf_di_8_2): New.
25904 (frob_di_df): Change to frob_di_<mode>; allow more modes.
25906 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
25908 (frob_ti_<mode>_8_2): New.
25909 (frob_ti_tf_2): New.
25910 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
25911 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
25913 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
25914 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
25915 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
25916 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
25917 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
25918 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
25921 2007-01-23 Ian Lance Taylor <iant@google.com>
25923 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
25925 (OBJS-archive): Reformat, alphabetize.
25926 (OBJS): Change out_object_file to OBJS-md.
25928 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
25930 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
25931 JUMP_P and CALL_P predicates where applicable.
25932 * config/i386/i386.c: Ditto.
25933 * config/i386/i386.md: Ditto.
25934 * config/i386/mmx.md: Ditto.
25935 * config/i386/predicates.md: Ditto.
25937 2007-01-22 Andreas Schwab <schwab@suse.de>
25939 * config/m68k/m68k.h: Fix comment.
25941 2007-01-22 Jan Hubicka <jh@suse.cz>
25943 * passes.c (init_optimization_passes): Do not rerun
25944 pass_early_warn_uninitialized.
25946 2007-01-22 Richard Guenther <rguenther@suse.de>
25948 PR tree-optimization/30038
25949 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
25951 (execute_cse_sincos_1): Likewise.
25952 (execute_cse_sincos): Likewise.
25953 (gate_cse_sincos): Likewise.
25954 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
25955 the cexpi() canonicalization of sincos().
25956 * tree-pass.h (pass_cse_sincos): Declare.
25957 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
25959 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25961 PR rtl-optimization/29329
25962 * combine.c (replaced_rhs_insn): Rename to i2mod.
25963 (replaced_rhs_value): Rename to i2mod_new_rhs.
25964 (i2mod_old_rhs): New global variable.
25965 (combine_instructions): Adjust for above change. Save a copy of
25966 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
25967 note are substituted in the second instruction.
25968 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
25969 ditch the note if it pertains to the second eliminated register
25970 and this register is mentioned in i2mod_old_rhs.
25973 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
25975 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
25976 the insn to which the note was originally attached.
25978 2007-01-21 Jan Hubicka <jh@suse.cz>
25980 * ipa-inline.c (inlining_mode): Comment, move up.
25981 (cgraph_decide_inlining_incrementally): Do not perform inlining
25982 itself; fix handling of flattening of self recursive functions.
25983 (cgraph_find_cycles): Remove.
25984 (cgraph_flatten_node): Remove.
25985 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
25986 (try_inline): New function.
25987 (cgraph_early_inlining): Update call of
25988 cgraph_decide_inlining_incrementally. Apply inlining here.
25989 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
25991 2007-01-21 Dirk Mueller <dmueller@suse.de>
25994 * tree-vrp.c (check_array_bounds): do not warn
25995 about ADDR_EXPR's of ARRAY_REF's which are immediately
25996 used in binary expressions.
25998 2007-01-21 Ira Rosen <irar@il.ibm.com>
26000 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26001 read_write_dep and macros for its access.
26002 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26003 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26004 argument, call vect_check_interleaving for every independent pair of
26005 data-refs. Mark loads that access the same memory location as a store
26007 (vect_check_dependences): Remove.
26008 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26009 call, fix the call to vect_analyze_data_ref_dependence.
26010 (vect_analyze_data_ref_access): For statements that access the same
26011 data-ref, check that they are not stores; for loads, check that there
26012 is no store that access the same location.
26014 2007-01-20 Roger Sayle <roger@eyesopen.com>
26015 Joseph Myers <joseph@codesourcery.com>
26017 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26018 (-fdump-rtl-stack): Likewise.
26019 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26020 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26021 (-mpt-fixed): Use @minus{} for minus sign.
26022 (Using Precompiled Headers): Fix under/overfull hbox.
26024 2007-01-20 Jan Hubicka <jh@suse.cz>
26026 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26027 place within annotation.
26029 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26031 * pa.c (output_move_double): Change array size of xoperands to 4.
26033 2007-01-20 Jan Hubicka <jh@suse.cz>
26035 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26038 2007-01-19 Ian Lance Taylor <iant@google.com>
26040 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26041 constant to unsigned HOST_WIDE_INT before negating.
26043 2007-01-19 Ian Lance Taylor <iant@google.com>
26045 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26047 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26048 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26049 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26050 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26051 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26052 (realloc_vdef, realloc_vuse): Change second parameter to
26054 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26055 fields to unsigned.
26056 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26057 unsigned. Change x and lim locals to unsigned.
26058 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26060 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26061 (copy_virtual_operands): Change i and n locals to unsigned.
26063 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26065 PR middle-end/29335
26066 * builtins.c (fold_builtin_1): Handle builtin fdim.
26068 2007-01-20 Jan Hubicka <jh@suse.cz>
26070 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26071 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26072 init_alias_heapvars.
26073 (init_alias_heapvars): Initialize only when not already initialized.
26074 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26076 2007-01-19 Roger Sayle <roger@eyesopen.com>
26078 * common.opt (fsigned-zeros): New command line option.
26079 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26080 of flag_unsafe_math_optimizations.
26081 * opts.c (set_fast_math_flags): The -ffast-math command line option
26082 implies -fno-signed-zeros.
26083 (fast_math_flags_set_p): Likewise.
26085 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26086 the documentation of -ffast-math appropriately. Wrap long lines.
26088 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26090 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26091 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26093 2007-01-19 Tomas Bily <tbily@suse.cz>
26095 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26097 (tree_init_ic_make_global_vars): New function
26098 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26099 (tree_gen_ic_profiler): New function
26100 (tree_gen_ic_func_profiler): New function
26101 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26102 (tree_profile_hooks): Added hook for indirec/virtual calls
26103 * value-prof.c (tree_find_values_to_profile): New case for
26105 (tree_values_to_profile): Call for determining indirect/virtual
26107 (tree_indirect_call_to_profile): New function
26108 (tree_ic_transform): New function
26109 (tree_ic): New function
26110 (find_func_by_pid): New function
26111 (init_pid_map): New function
26112 (tree_value_profile_transformations): Added check for
26113 indirect/virtual call transformation
26114 * value-prof.h (enum hist_type): New counter type for
26115 indirect/virtual calls
26116 (profile_hooks): Added new hook for profiling indirect/virtual
26118 * profile.c (instrument_values): New case for indirect/virtual
26120 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26121 (GCOV_COUNTER_V_INDIR): New counter type
26122 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26123 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26125 * cgraph.c: Definition of cgraph_max_pid
26126 (cgraph_create_node): Default init of pid attribute
26127 * cgraph.h: Declaration of cgraph_max_pid
26128 (struct cgraph_node): Added pid attribute
26129 * libgcov.c (__gcov_indirect_call_profiler): New function
26130 (__gcov_one_value_profiler_body): New function
26131 (__gcov_one_value_profiler): Body was moved to
26132 __gcov_one_value_profiler_body and calls it
26134 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26136 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26137 * gengtype.c (write_types_data, write_func_for_structure,
26138 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26139 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26140 (walk_type, write_func_for_structure): Generate the mark_hook if
26143 2007-01-19 Jan Hubicka <jh@suse.cz>
26145 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26146 'early' argument take inlining mode argument specifying whether to
26147 inline for size/speeed or all functions; add support for flattening;
26149 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26151 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26154 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26155 the name of the declared identifier.
26157 2007-01-19 Dirk Mueller <dmueller@suse.de>
26159 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26160 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26161 duplicate evaluation.
26163 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26165 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26166 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26167 to XFMode, use acosxf2 and truncate result to requested mode.
26168 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26169 (asin<mode>2): Similarly, with asin expanders.
26170 (*fscalexf4_i387): Rename from *fscalexf4.
26171 (expNcorexf3): New expander.
26172 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26173 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26174 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26175 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26176 patterns for SSE math.
26177 (exp10<mode>2): Similarly, with exp10 expanders.
26178 (exp2<mode>2): Similarly, with exp2 expanders.
26179 (expm1<mode>2): Similarly, with expm1 expanders.
26180 (ldexp<mode>3): Similarly, with ldexp expanders.
26181 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26182 Use gen_truncxf<mode>2_i387_noop to truncate result.
26184 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26186 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26187 for ColdFire targets.
26189 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26190 Richard Sandiford <richard@codesourcery.com>
26192 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26193 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26194 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26195 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26196 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26197 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26199 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26201 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26202 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26203 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26204 (*adddi_dilshr32_cf): New pattern.
26205 (adddi3, subdi3): Remove first alternatives.
26207 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26209 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26210 implemented using move.l, do not use its cc result for floating-point
26213 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26215 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26216 from accepting 's' constraints if flag_pic.
26218 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26220 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26221 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26222 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26223 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26225 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26227 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26228 ColdFire alternatives.
26229 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26230 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26231 architectures that support ff1 instruction.
26233 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26234 Julian Brown <julian@codesourcery.com>
26236 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26237 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26238 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26241 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26243 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26245 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26246 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26247 HOST_WIDE_INT instead of an rtx.
26248 (m68k_rtx_costs): Update call accordingly.
26249 (output_move_const_into_data_reg): Likewise. Fix formatting.
26250 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26252 (output_move_simode_const): Update calls after above changes.
26253 Rework to use automatic variables and predicates like MEM_P.
26254 * config/m68k/m68k.md (pushexthisi_const): Update call to
26257 2007-01-19 Dirk Mueller <dmueller@suse.de>
26259 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26260 in dump_flags test.
26262 2007-01-19 Richard Guenther <rguenther@suse.de>
26264 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26265 via cexp in case sincos is not available.
26267 2007-01-19 Richard Guenther <rguenther@suse.de>
26269 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26270 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26271 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26272 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26273 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26274 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26275 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26276 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26278 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26280 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26282 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26283 (atan2xf3): Directly generate RTL pattern.
26284 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26285 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26286 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26287 disable patterns for SSE math.
26288 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26289 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26290 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26291 disable patterns for SSE math.
26293 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26295 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26297 2007-01-18 Roger Sayle <roger@eyesopen.com>
26299 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26300 VIEW_CONVERT_EXPR to the same type as it's operand.
26302 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26304 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26305 configured for long double 128.
26307 2007-01-18 Mike Stump <mrs@apple.com>
26309 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26312 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26314 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26317 2007-01-18 Jan Hubicka <jh@suse.cz>
26319 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26320 greater than NUM_VOP_FREE_BUCKETS.
26322 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26324 * tree-ssa-structalias.c: Update comments.
26325 (ptabitmap_obstack): Removed.
26326 (pta_obstack): New.
26327 (oldpta_obstack): Ditto.
26328 (stats): Add a few members.
26329 (struct variable_info): Remove node, complex, address_taken, and
26330 indirect_target members. Add oldsolution member.
26331 (new_var_info): Do not initialize removed members.
26332 (constraint_expr_type): Remove INCLUDES.
26333 (constraint_graph): Add size, implicit_preds, rep,
26334 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26335 (FIRST_REF_NODE): New macro.
26336 (LAST_REF_NODE): Ditto.
26337 (FIRST_ADDR_NODE): Ditto.
26338 (find): New function.
26340 (dump_constraint): Do not handle INCLUDES.
26341 (insert_into_complex): Do not insert duplicate constraints.
26342 (condense_varmap_nodes): Renamed and rewritten into ...
26343 (merge_node_constraints): This. Also fix bug in handling of
26344 offseted copy constraints.
26345 (clear_edges_for_node): No longer need to deal with preds at all,
26346 or removing associated preds/succs.
26347 (merge_graph_nodes): Deal with indirect_cycles.
26348 Don't deal with predecessors.
26349 (add_implicit_graph_edge): New function.
26350 (add_pred_graph_edge): Ditto.
26351 (add_graph_edge): Don't deal with predecessors.
26352 (build_constraint_graph): Removed.
26353 (build_pred_graph): New function.
26354 (build_succ_graph): Ditto.
26355 (struct scc_info): Removed in_component. Added roots, dfs, and
26356 node_mapping. Remove visited_index, unification_queue.
26357 (scc_visit): Deal with union-find we do now.
26358 Deal with cycles with REF nodes.
26359 (collapse_nodes): Renamed and rewritten to ...
26360 (unify_nodes): This.
26361 (process_unification_queue): Removed.
26362 (topo_visit): Cleanup
26363 (do_da_constraint): Use find.
26364 (do_sd_constraint): Ditto.
26365 (do_ds_constraint): Ditto.
26366 (do_complex_constraint): Ditto.
26367 (init_scc_info): Update for removed and added members.
26368 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26369 (find_indirect_cycles): This.
26370 (equivalence_class): New variable.
26371 (label_visit): New function.
26372 (perform_variable_substitution): Rewritten.
26373 (free_var_substitution_info): New function.
26374 (find_equivalent_node): Ditto.
26375 (move_complex_constraints): Ditto.
26376 (eliminate_indirect_cycles): Ditto.
26377 (solve_graph): Only propagate changed bits.
26378 Use indirect cycle elimination.
26380 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26381 (tree_id_eq): Renamed to ...
26382 (tree_vi_eq): This. Update for member change
26383 (insert_id_for_tree): Renamed and rewritten to ...
26384 (insert_vi_for_tree): This.
26385 (lookup_id_for_tree): Renamed and rewritten to ...
26386 (lookup_vi_for_tree): This.
26387 (get_id_for_tree): Renamed and rewritten to ...
26388 (get_vi_for_tree): Ditto.
26389 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26390 (process_constraint): Don't handle INCLUDES.
26391 Remove special ADDRESSOF case.
26392 (find_func_aliases): Rewrite to use vi functions instead of id
26394 (create_function_info_for): Ditto.
26395 (create_variable_info_for): Ditto.
26396 (intra_create_variable_infos): Ditto.
26397 (merge_smts_into): Ditto.
26398 (find_what_p_points_to): Ditto.
26399 (init_base_vars): Ditto.
26400 (init_alias_vars): Ditto.
26401 (remove_preds_and_fake_succs): New function.
26402 (dump_sa_points_to_info): Dump new stats.
26403 (dump_solution_for_var): Use find.
26404 (set_used_smts): Fix formatting.
26405 (compute_points_to_sets): Updated for new functions.
26406 (ipa_pta_execute): Ditto.
26408 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26409 Richard Sandiford <richard@codesourcery.com>
26411 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26413 * calls.c (expand_call): If the return value is a PARALLEL,
26414 extract its first member.
26415 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26416 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26417 use FUNCTION_EXTRA_EPILOGUE.
26418 (m68k_function_value): Return a PARALLEL if the return value
26419 is of a pointer type.
26420 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26421 (FUNCTION_EXTRA_EPILOGUE): Remove.
26422 * config/m68k/m68k.md (D0_REG): New constant.
26424 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26426 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26427 output a NOP for empty epilogues.
26429 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26431 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26432 before function. Extend register save check to include all
26433 registers, not just integer ones.
26435 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26437 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26438 (m68k_use_return_insn): ...this.
26439 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26440 * config/m68k/m68k.c (use_return_insn): Rename to...
26441 (m68k_use_return_insn): ...this.
26442 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26443 of USE_RETURN_INSN.
26445 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26447 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26448 nearest even, fix denormal rounding overflow.
26450 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26452 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26453 f%$smove and f%$move.
26454 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26455 (extendsfdf2_cf): Use fdmove instead of f%&move.
26456 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26457 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26459 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26461 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26464 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26466 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26467 (coldfire_single_format): Declare.
26468 (coldfire_double_format): Likewise.
26469 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26470 of qnan_msb_set to determine the lower bits of a canonical
26472 (encode_ieee_double): Likewise.
26473 (encode_ieee_quad): Likewise.
26474 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26475 (mips_single_format): Likewise.
26476 (ieee_double_format): Likewise.
26477 (mips_double_format): Likewise.
26478 (ieee_extended_motorola_format): Likewise.
26479 (ieee_extended_intel_96_format): Likewise.
26480 (ieee_extended_intel_128_format): Likewise.
26481 (ieee_extended_intel_96_round_53_format): Likewise.
26482 (ibm_extended_format): Likewise.
26483 (mips_extended_format): Likewise.
26484 (ieee_quad_format): Likewise.
26485 (mips_quad_format): Likewise.
26486 (vax_f_format): Likewise.
26487 (vax_d_format): Likewise.
26488 (vax_g_format): Likewise.
26489 (i370_single_format): Likewise.
26490 (i370_double_format): Likewise.
26491 (decimal_single_format): Likewise.
26492 (decimal_double_format): Likewise.
26493 (decimal_quad_format): Likewise.
26494 (c4x_single_format): Likewise.
26495 (c4x_extended_format): Likewise.
26496 (real_internal_format): Likewise.
26497 (coldfire_single_format): New real_format.
26498 (coldfire_double_format): Likewise.
26499 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26500 canonical_nan_lsbs_set.
26501 (pdp11_d_format): Likewise.
26502 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26503 if TARGET_COLDFIRE_CPU.
26505 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26507 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26508 (output_call, m68k_legitimize_call_address): Declare.
26509 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26510 parenthesees. Add support for a 'W' constraint.
26511 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26512 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26513 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26514 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26516 (override_options): Initialize them. Do not set flag_no_function_cse
26517 for TARGET_ID_SHARED_LIBRARY.
26518 (m68k_output_pic_call): Delete.
26519 (m68k_legitimize_call_address): New function.
26520 (print_operand): Remove the %o prefix. Handle the %p prefix.
26521 (output_call): New function.
26522 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26523 target address from the GOT if symbolic jumps are not allowed.
26524 * config/m68k/m68k.md (call, general_operand): Do not set
26525 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26526 Merge separate flag_pic and !flag_pic define_insns into...
26527 (*call, *call_value): ...these new patterns. Match the address
26528 rather than the containing MEM and require it to be a call_operand.
26529 Use output_call to generate the asm template.
26530 * config/m68k/predicates.md (const_call_operand): New predicate.
26531 (call_operand): Likewise.
26533 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26535 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26536 (STACK_GROWS_DOWNWARD): Define to 1.
26537 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26538 comments, emphasizing that these values are only defaults.
26539 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26540 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26542 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26544 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26546 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26547 Richard Sandiford <richard@codesourcery.com>
26549 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26550 (FP_REGNO_P): New macros.
26551 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26552 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26553 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26554 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26556 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26558 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26559 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26561 * config/m68k/t-floatlib: New file, extracting common code from...
26562 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26563 * config/m68k/t-uclinux: Here.
26564 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26565 routines on ColdFire targets.
26567 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26569 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26570 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26571 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26572 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26573 explicitly set MOTOROLA to 1.
26574 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26576 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26577 Nathan Sidwell <nathan@codesourcery.com>
26579 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26580 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26581 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26582 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26583 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26584 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26585 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26586 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26587 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26588 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26589 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26590 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26591 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26592 (DBX_REGISTER_NUMBER): Delete.
26593 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26594 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26595 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26597 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26599 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26600 * config/flat.h: New file.
26601 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26602 OBJECT_FORMAT_FLAT.
26603 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26604 indirect references for -msep-data or -mid-shared-library.
26605 Do not use PC-relative code addresses either.
26606 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26608 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26609 for shared libraries and crt1.o for executables. Use crti.o and
26611 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26612 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26613 Do not add -elf2flt or -shared-lib-id options here.
26614 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26615 Pass -shared-lib-id if -mid-shared-library, taking the library
26616 identifier from -mshared-library-id if given, otherwise
26618 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26619 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26620 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26621 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26622 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26623 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26625 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26626 jump sequence for ISA A and ISA A+.
26627 (PICJUMP): Likewise.
26629 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26631 * config.gcc (m68k-*-uclinux*): Base the port on the common
26632 and m68k GNU/Linux files rather than on the generic ELF ones.
26633 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26634 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26636 2007-01-18 Julian Brown <julian@codesourcery.com>
26637 Richard Sandiford <richard@codesourcery.com>
26639 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26640 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26641 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26643 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26644 80 unconditionally.
26645 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26647 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26649 * doc/install.texi: Document m68k-uclinuxoldabi.
26650 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26651 * config/m68k/uclinux-oldabi.h: New file, copied from
26652 config/m68k/uclinux.h.
26654 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26656 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26657 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26658 (m32r_compute_frame_size): Use unsigned for regno.
26659 (m32r_reload_lr): Use gen_frame_mem.
26661 (m32r_output_function_epilogue): Don't output the function epilogue
26663 (m32r_expand_epilogue): New.
26664 (direct_return): Return false if the function has the interrupt
26666 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26667 * config/m32r/m32r.md (epilogue): New expander.
26668 (return_lr, return_rte): New insns.
26669 (return): Make it expander.
26670 (return_normal): New expander.
26672 2007-01-18 Josh Conner <jconner@apple.com>
26675 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26676 support for UNLE, UNLT, UNGE, and UNGT.
26678 2007-01-18 Jan Hubicka <jh@suse.cz>
26680 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26681 * tree-tailcall (add_virtual_phis): Likewise.
26682 (optimize_tail_call): Return TODOs.
26683 (execute_tail_calls): Return TODOs.
26684 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26685 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26687 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26688 Cleanup cfg using TODO.
26689 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26690 * passes.c (execute_function_todo): When cleanup did something, remove
26692 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26693 (make_edges): Don't cleanup_cfg.
26695 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26697 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26698 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26699 operate on the top of stack.
26700 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26701 register handling of instructions that output to the second
26703 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26704 (move_for_stack_reg): Special-case check for dead destination
26705 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26707 * config/i386/i386.md (UNSPEC_TAN): New constant.
26708 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26709 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26710 to correctly model move of constant 1.0 to top stack slot.
26711 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26712 (unnamed peephole2 pattern): Remove corresponding peephole2
26713 pattern that optimizes tan insn and loading of constant 1.0.
26714 (tanxf2): Use fptanxf4_i387.
26715 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26716 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26717 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26718 disable patterns for SSE math.
26719 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26720 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26722 2007-01-18 Dirk Mueller <dmueller@suse.de>
26723 Richard Guenther <rguenther@suse.de>
26726 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26727 * common.opt (Warray-bounds): Add new warning option.
26728 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26730 * Makefile.in: make tree-vrp.o depend on toplev.h
26731 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26733 (check_array_refs, check_array_bounds, check_array_ref): New.
26735 2007-01-18 Jan Hubicka <jh@suse.cz>
26737 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26738 (execute_ssa_ccp): Return flags conditionally.
26739 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26741 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26743 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26745 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26746 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26748 * Makefile.c (GTFILES): Add cfglayout.h.
26749 * gengtype.c (open_base_files): Likewise.
26750 * cfglayout.c (cfg_layout_function_footer,
26751 cfg_layout_function_header) Reindent to make gengtype happy.
26752 * cfglayout.h (cfg_layout_function_footer,
26753 cfg_layout_function_header): Add GTY(()) marker.
26755 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26757 2007-01-18 Ben Elliston <bje@au.ibm.com>
26759 * genautomata.c (write_automata): Include xstrerror output in the
26760 error message if writing the DFA description file fails.
26762 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26764 * config/mips/mips-protos.h (mips_output_external): Make it
26766 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26767 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26768 (extern_list): Likewise.
26769 (extern_head): Likewise.
26770 (TARGET_ASM_FILE_END): Likewise.
26771 (mips_file_end): Likewise.
26772 (mips_output_external): Rewritten.
26774 2007-01-18 Ben Elliston <bje@au.ibm.com>
26776 * genpreds.c (write_insn_preds_c): Only write out the function
26777 body for regclass_for_constraint if we have register constraints.
26779 2007-01-17 Tom Tromey <tromey@redhat.com>
26781 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
26782 * doc/install.texi (Testing): Use sourceware.org.
26783 (Binaries): Likewise.
26784 (Specific): Likewise.
26785 * doc/contrib.texi (Contributors): Use sourceware.org.
26787 2007-01-17 Anatoly Sokolov <aesok@post.ru>
26789 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
26790 (AVR_ENHANCED): Rename to ...
26791 (AVR_HAVE_MUL): ... new.
26792 (avr_enhanced_p): Rename to ...
26793 (avr_have_mul_p): ... new.
26794 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
26795 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
26796 * config/avr/avr.c (avr_enhanced_p): Rename to ...
26797 (avr_have_mul_p): ... new.
26798 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26799 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
26800 'avr_enhanced_p' and 'enhanced'.
26801 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
26802 AVR_HAVE_MUL instead of AVR_ENHANCED.
26803 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26804 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
26805 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
26806 instead of AVR_ENHANCED.
26807 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26808 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
26809 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
26811 2007-01-17 Ian Lance Taylor <iant@google.com>
26813 * vec.h (VEC_reserve_exact): Define.
26814 (vec_gc_p_reserve_exact): Declare.
26815 (vec_gc_o_reserve_exact): Declare.
26816 (vec_heap_p_reserve_exact): Declare.
26817 (vec_heap_o_reserve_exact): Declare.
26818 (VEC_OP (T,A,reserve_exact)): New static inline function, three
26820 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
26821 negative parameter.
26822 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
26823 (VEC_OP (T,A,copy)) [all versions]: Likewise.
26824 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
26825 * vec.c (calculate_allocation): Add exact parameter. Change all
26827 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
26828 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
26829 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
26830 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
26831 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
26832 (vec_heap_p_reserve_exact): New function.
26833 (vec_heap_o_reserve_exact): New function.
26835 2007-01-17 Jan Hubicka <jh@suse.cz>
26837 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
26839 2007-01-17 Eric Christopher <echristo@apple.com>
26841 * config.gcc: Support core2 processor.
26843 2007-01-16 Jan Hubicka <jh@suse.cz>
26845 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
26846 the names, just unlink the chain so we don't crash on dangling
26850 2007-01-16 Jan Hubicka <jh@suse.cz>
26852 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
26853 * tree-pass.h: Reorder to make IPA passes appear toegher.
26854 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
26856 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
26857 parameters, do not call early inliner.
26858 * ipa-inline.c: Update comments. Include tree-flow.h
26859 (cgraph_decide_inlining): Do not compute inlining parameters.
26860 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
26861 be called with function context set up.
26862 (pass_ipa_inline): Remove unreachable functions before pass.
26863 (cgraph_early_inlining): Simplify assuming to be called from the
26865 (pass_early_inline): New pass.
26866 (cgraph_gate_ipa_early_inlining): New gate.
26867 (pass_ipa_early_inline): Turn into simple wrapper.
26868 (compute_inline_parameters): New function.
26869 (gate_inline_passes): New gate.
26870 (pass_inline_parameters): New pass.
26871 (apply_inline): Move here from tree-optimize.c
26872 (pass_apply_inline): New pass.
26873 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
26875 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
26876 doing them by hand.
26877 (tree_function_versioning): Do not allocate dummy struct function.
26878 * tree-inline.h (optimize_inline_calls): Update prototype.
26879 * tree-optimize.c (execute_fixup_cfg): Export.
26880 (pass_fixup_cfg): Remove
26881 (tree_rest_of_compilation): Do not apply inlines.
26882 * tree-flow.h (execute_fixup_cfg): Declare.
26883 * Makefile.in (gt-passes.c): New.
26884 * passes.c: Include gt-passes.h
26885 (init_optimization_passes): New passes.
26886 (nnodes, order): New static vars.
26887 (do_per_function_toporder): New function.
26888 (execute_one_pass): Dump current pass here.
26889 (execute_ipa_pass_list): Don't dump current pass here.
26891 2007-01-16 Janis Johnson <janis187@us.ibm.com>
26893 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
26894 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
26896 2007-01-16 David Edelsohn <edelsohn@gnu.org>
26898 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
26899 (strong_alias): Define.
26900 (__gcc_qmul): Provide non-FMA for soft-float.
26901 (__gcc_qdiv): Same.
26906 (__gcc_qunord): New.
26916 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
26917 soft-float functions.
26918 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
26919 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
26920 about long double soft float.
26922 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
26923 Tehila Meyzels <tehila@il.ibm.com>
26925 * tree-vectorizer.h (is_pattern_stmt_p): New.
26926 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
26927 formatting (tabs instead of spaces). Cleanup and clarify setting
26928 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
26929 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
26930 (vectorizable_type_demotion): Check that types are integral.
26931 (vectorizable_type_promotion): Likewise.
26932 (vectorizable_store): Fix typo. Eliminate new-line at end of
26935 2007-01-16 Jan Hubicka <jh@suse.cz>
26937 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
26940 2007-01-15 Eric Christopher <echristo@apple.com>
26942 * ifcvt.c: Include vec.h, vecprim.h.
26943 (check_cond_move_block): New argument regs.
26944 Reorganize. Add registers used to regs.
26945 (cond_move_process_if_block): Use regs set above as
26948 2007-01-15 Eric Christopher <echristo@apple.com>
26950 * config/darwin.h: Update copyright.
26951 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
26952 (LINK_COMMAND_SPEC): Add -u.
26953 (LINK_SPEC): Fix umbrella for above.
26955 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
26957 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
26960 2007-01-15 Tom Tromey <tromey@redhat.com>
26962 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
26963 * doc/install.texi (Testing): Don't mention jacks.
26964 (Configuration): Document --enable-java-maintainer-mode. Move
26965 --with-java-home to libgcj-specific section. Document
26967 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
26969 2007-01-15 Jan Hubicka <jh@suse.cz>
26971 * tree-ssa-dce.c (DCE_TODOs): New.
26972 (propagate_necessity): Return if something changed.
26973 (eliminate_unnecessary_stmts): Likewise.
26974 (perform_tree_ssa_dce): Return TODO flags when needed.
26975 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
26977 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
26979 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
26980 (fyl2x_extend<mode>xf3_i387): New insn pattern.
26981 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
26982 patterns using X87MODEF12 mode macro. Extend operand 1
26983 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26984 (log10<mode>2): Ditto.
26985 (log2<mode>2): Ditto.
26986 (log1p<mode>2): Ditto.
26987 (logb<mode>2): Ditto.
26988 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
26989 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
26990 (*fxtractxf3_i387): Rename from *fxtractxf3.
26991 (fxtract_extend<mode>xf3_i387): New insn pattern.
26992 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
26993 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
26994 and gen_fyl2xxf3_i387().
26996 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
26998 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
26999 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27000 get_loop_exit_edges. Changed return type to bool.
27001 * cfgloop.h (fix_loop_placement): Declaration removed.
27003 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27005 * param.h (MIN_VECT_LOOP_BOUND): New.
27006 * params.def (MIN_VECT_LOOP_BOUND): New.
27007 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27008 argument - minimum threshold for number of iterations.
27009 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27010 argument to declaration.
27011 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27012 MIN_VECT_LOOP_BOUND.
27013 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27014 slpeel_tree_peel_loop_to_edge with additional argument.
27015 (vect_do_peeling_for_alignment): Likewise.
27016 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27018 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27021 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27022 operands of size 1.
27024 2007-01-14 Jan Hubicka <jh@suse.cz>
27026 * tree-dfa.c (remove_referenced_var): New function.
27027 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27028 prune referenced vars list too.
27029 * tree-flow.h (remove_referenced_var): Declare.
27031 2007-01-14 Jan Hubicka <jh@suse.cz>
27033 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27035 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27036 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27037 * except.h (verify_eh_throw_table_statements): Kill prototype.
27038 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27039 into call exrepssions.
27040 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27042 * tree-cfg.c: Include pointer-set.h.
27043 (verify_node_sharing): Work on pointer set.
27044 (verify_eh_throw_stmt_node): New.
27045 (verify_stmts): Use pointers sets, verify throw_stmt.
27047 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27049 * ipa-reference.c (analyze_function): Consider also addresses taken
27052 2007-01-12 Roger Sayle <roger@eyesopen.com>
27054 * c-typeck.c (null_pointer_constant_p): Replace use of
27055 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27056 (build_c_cast): Likewise.
27058 2007-01-12 Roger Sayle <roger@eyesopen.com>
27060 * tree.h (force_fit_type_double): Remove unused final argument.
27061 * c-common.c (constant_expression_warning): Replace use of
27062 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27063 (convert_and_check): Likewise.
27064 (shorten_compare): Update call to force_fit_type_double.
27065 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27066 * convert.c (convert_to_pointer): Update call to
27067 force_fit_type_double.
27068 * fold-const.c (force_fit_type_double): Remove overflowed_const
27070 (int_const_binop, fold_convert_const_int_from_int,
27071 fold_convert_const_int_from_real, fold_div_compare,
27072 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27073 fold_abs_const, fold_not_const): Remove the final argument from
27074 calls to force_fit_type_double.
27076 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27078 * configure.ac: Set insn to "nop" for spu-*-* also.
27079 * configure: Regenerate.
27081 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27083 * builtins.def : Add BUILT_IN_FREE.
27085 2007-01-12 Jan Hubicka <jh@suse.cz>
27087 PR tree-optimization/30443
27088 * tree-inline.c (tree_function_versioning): Do not optimize when
27089 cloning for inlining.
27091 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27093 * doc/loop.texi: Document recording of loop exits.
27094 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27095 (update_single_exits_after_duplication,
27096 update_single_exit_for_duplicated_loop,
27097 update_single_exit_for_duplicated_loops): Removed.
27098 (duplicate_loop_to_header_edge): Do not call
27099 update_single_exits_after_duplication and
27100 update_single_exit_for_duplicated_loops.
27101 (loop_version): Do not update single_exit information.
27102 (fix_loop_structure): Use record_loop_exits instead of
27103 mark_single_exit_loops.
27104 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27105 the lists of loop exits.
27106 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27107 split_edge, merge_blocks): Update the lists of loop exits.
27108 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27109 loop_optimizer_init.
27110 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27111 of mark_single_exit_loops.
27112 (loop_optimizer_finalize): Call release_recorded_exits.
27113 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27114 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27115 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27116 update single exit information.
27117 * lambda-code.c (perfect_nestify): Ditto.
27118 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27119 (mark_single_exit_loops): Removed.
27120 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27121 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27122 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27124 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27125 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27126 (verify_loop_structure): Verify consistency of the exit lists.
27127 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27128 (set_single_exit): Removed.
27129 * cfgloop.h (struct loop_exit): New function.
27130 (struct loop): single_exit_ field replaced by exits field.
27131 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27132 LOOPS_HAVE_RECORDED_EXITS.
27133 (struct loops): Added exits hash.
27134 (mark_single_exit_loops, set_single_exit): Declaration removed.
27135 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27137 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27139 * doc/invoke.texi: Avoid use of @headitem.
27141 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27143 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27145 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27147 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27150 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27151 Richard Sandiford <richard@codesourcery.com>
27153 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27154 * config/m68k/m68k.opt: Resort options.
27155 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27157 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27158 Richard Sandiford <richard@codesourcery.com>
27160 * doc/invoke.texi: Document the macros that are defined by
27161 m68k's -mtune and -mhard-float options.
27162 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27163 (m68k_cpp_cpu_family): Likewise.
27164 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27165 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27166 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27167 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27168 (m68k_cpp_cpu_family): Likewise.
27170 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27172 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27173 macros besides mc68000 as tuning macros. Use a switch statement
27174 to set them and mcpu32.
27176 2007-01-12 Julian Brown <julian@codesourcery.com>
27178 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27179 (TARGET_68040_ONLY): Rename to...
27180 (TARGET_68040): ...this.
27181 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27182 * config/m68k/m68k.md: Likewise.
27184 2007-01-12 Julian Brown <julian@codesourcery.com>
27185 Nathan Sidwell <nathan@codesourcery.com>
27186 Richard Sandiford <richard@codesourcery.com>
27188 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27189 the -mcpu= argument associated with the --with-cpu setting.
27190 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27191 if different from the one implied by the -mcpu setting.
27192 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27193 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27194 * doc/invoke.texi: Mention ColdFire in the introduction to the
27195 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27196 -mno-div and -mhard-float options. Make -m68881 a synonym for
27197 -mhard-float. Document the previously-undocumented -m5206e,
27198 -m528x, -m5307 and -m5407 options. Tweak the existing option
27199 documentation for consistency.
27200 * doc/install.texi: Mention new --with-cpu arguments.
27201 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27202 default CPU if neither -mcpu nor -march are specified.
27203 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27204 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27205 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27206 using m68k_tune to decide between families that implement the
27207 same ISA. Use m68k_tune to set __mcfv4e__.
27208 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27209 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27210 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27211 (FL_ISA_C, FL_ISA_MMU): New macros.
27212 (MASK_COLDFIRE): Delete.
27213 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27214 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27215 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27216 (TARGET_HARD_FLOAT): Do not define here.
27217 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27218 (TUNE_68000): New macro.
27219 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27220 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27221 (TUNE_CFV2): Redefine in terms of m68k_tune.
27222 (uarch_type, target_device, fpu_type): New enums.
27223 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27224 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27225 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27226 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27227 (FL_FOR_isa_c): New macros.
27228 (m68k_isa): New enum.
27229 (m68k_target_selection): New structure.
27230 (all_devices, all_isas, all_microarchs): New tables.
27231 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27232 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27233 (MASK_ALL_CPU_BITS): Delete.
27234 (m68k_find_selection): New function.
27235 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27236 Map the legacy target options to a combination of the new ones.
27237 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27238 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27239 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27241 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27242 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27244 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27245 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27246 * config/m68k/m68k-devices.def: New file.
27248 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27249 Nathan Sidwell <nathan@codesourcery.com>
27251 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27252 (SUBTARGET_EXTRA_SPECS): New macros.
27253 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27254 use %(asm_cpu_spec) instead.
27255 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27256 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27257 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27258 (EXTRA_SPECS): Rename to...
27259 (SUBTARGET_EXTRA_SPECS): ...this.
27261 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27262 Richard Sandiford <richard@codesourcery.com>
27263 Julian Brown <julian@codesourcery.com>
27265 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27266 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27267 to the configuration's default CPU.
27268 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27269 Remove default masks.
27270 (m680[012]0-*-*): Set the default with_cpu to the first part of
27272 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27273 (m68k*-*-linux): Extend the --with-cpu handling to...
27274 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27275 and m68010. Don't set target_cpu_default2.
27276 * doc/install.texi: Document --with-cpu for m68k.
27277 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27278 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27279 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27280 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27281 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27282 (ASM_SPEC): Remove use of %(asm_cpu_default).
27283 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27284 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27285 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27286 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27287 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27288 (TARGET_DEFAULT): Delete.
27289 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27290 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27291 (CPP_CPU_SPEC): Delete.
27292 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27293 the appropriate string.
27294 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27295 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27296 (ASM_SPEC): Don't use %(asm_default_spec).
27297 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27298 TARGET_DEFAULT and add MASK_68881.
27299 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27301 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27303 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27304 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27305 MASK_68010 alongside MASK_68020.
27306 * doc/invoke.texi: Document -m68010.
27307 * config/m68k/m68k.opt (m68010): New.
27308 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27310 (TUNE_68010): New macro.
27311 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27312 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27313 (M68K_CPU_m68332): Add MASK_68010.
27314 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27315 fallback definition.
27316 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27318 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27319 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27320 to all entries that use MASK_68020.
27321 (output_move_simode_const, output_move_himode, output_move_qimode)
27322 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27323 instead of TARGET_68020 to select clr behavior. Remove comment
27324 about there being no TARGET_68010.
27325 * config/m68k/m68k.md: Likewise throughout.
27327 2007-01-12 Julian Brown <julian@codesourcery.com>
27329 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27330 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27331 * config/m68k/m68k.md: Likewise.
27333 2007-01-12 Julian Brown <julian@codesourcery.com>
27335 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27336 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27338 2007-01-12 Julian Brown <julian@codesourcery.com>
27340 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27341 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27342 * config/m68k/m68k.md: Likewise.
27344 2007-01-12 Julian Brown <julian@codesourcery.com>
27345 Richard Sandiford <richard@codesourcery.com>
27347 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27348 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27349 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27351 (TARGET_CPU32): Rename to...
27352 (TUNE_CPU32): ...this.
27353 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27354 (TUNE_CFV2): New macros.
27355 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27356 remove conditions that are implied by TARGET_68020.
27357 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27358 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27359 (m68k_output_function_epilogue): Likewise.
27360 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27361 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27362 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27363 non-68000 timings. Refactor multiplication and division costs.
27364 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27365 TUNE_CPU32 instead of TARGET_CPU32.
27366 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27367 and TUNE_68060 instead of TARGET_68060.
27368 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27369 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27371 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27372 && !TARGET_COLDFIRE" to choose between moveq and clr.
27373 Likewise in the unnamed movsf pattern.
27374 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27375 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27378 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27380 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27381 of tabbing before backslashes.
27383 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27385 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27386 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27387 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27389 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27391 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27392 find_interesting_uses_cond.
27393 (find_interesting_uses_cond): Use extract_cond_operands.
27394 (rewrite_use_compare): Use extract_cond_operands and
27395 force_gimple_operand_bsi. Do not call update_stmt.
27396 (determine_use_iv_cost_condition): Use extract_cond_operands.
27397 Return cheaper of using original bound and changing the exit bound.
27399 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27401 PR tree-optimization/29516
27402 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27403 most_expensive_mult_to_index, addr_to_parts,
27404 create_mem_ref, maybe_fold_tmr): Make the type of
27405 fields of TARGET_MEM_REF sizetype.
27406 (move_fixed_address_to_symbol, move_pointer_to_base):
27408 * tree.def (TARGET_MEM_REF): Add comment on types of
27411 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27413 * c-common.c (vector_types_convertible_p): Treat opaque types as
27414 always convertible if they have the same size, but not otherwise.
27416 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27418 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27419 Remove the b_unconditional field.
27420 (noce_try_sign_mask): Do not look at b_unconditional.
27421 (noce_process_if_block): Do not use merge_if_blocks. Update
27422 the CFG here. Do not set b_unconditional.
27423 (cond_move_process_if_block): Likewise.
27424 (find_cond_trap): Likewise.
27425 (check_cond_move_block): Require simple jump insns at the end
27426 of the basic block.
27428 2007-01-11 Jan Hubicka <jh@suse.cz>
27430 PR tree-optimization/1046
27431 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27432 when alias info is not ready.
27433 (pass_tail_recursion): Do not require aliasing.
27434 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27435 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27436 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27437 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27438 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27439 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27440 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27442 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27443 When aliasing is not build, mark statement as volatile.
27445 2007-01-11 Tom Tromey <tromey@redhat.com>
27447 PR preprocessor/15185, PR preprocessor/20989:
27448 * doc/cppopts.texi <-MT>: Update description of algorithm for
27449 computing default target.
27450 <-M, -MD>: Reword "basename" text.
27452 2007-01-11 Roger Sayle <roger@eyesopen.com>
27454 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27455 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27456 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27457 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27458 fold_builtin_bswap, real_constp, fold_builtin_pow,
27459 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27460 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27461 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27462 * convert.c (convert_to_pointer): Likewise.
27463 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27464 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27465 const_binop, fold_convert_const_int_from_int,
27466 fold_convert_const_int_from_real,
27467 fold_convert_const_real_from_real, sign_bit_p,
27468 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27469 fold_sign_changed_comparison, fold_unary, fold_comparison,
27470 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27471 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27472 * print-tree.c (print_node_brief, print_node): Likewise.
27473 * stor-layout.c (place_field, layout_type): Likewise.
27474 * tree-chrec.c (keep_cast): Likewise.
27475 * tree.c (build_vector, build_real, build_real_from_int_cst,
27476 build_complex): Likewise.
27478 2007-01-11 Roger Sayle <roger@eyesopen.com>
27480 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27481 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27483 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27485 * configure.ac (strict1_warn): Rename to strict_warn.
27486 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27487 cc_set_by_configure, quoted_cc_set_by_configure,
27488 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27489 all_boot_languages, all_stagestuff): Remove.
27490 (target_list): Remove bootstrap targets.
27491 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27492 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27493 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27494 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27495 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27496 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27497 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27498 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27499 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27500 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27501 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27502 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27503 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27504 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27505 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27506 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27507 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27508 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27509 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27510 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27511 (mostlyclean): Adjust.
27512 (clean, distclean): Don't mention bootstrap stuff.
27513 * configure: Regenerate.
27514 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27515 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27516 treelang/config-lang.in (stagestuff): Remove.
27517 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27518 stageprofile, stagefeedback, stagestuff): Remove mention.
27520 2007-01-11 Nick Clifton <nickc@redhat.com>
27522 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27524 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27525 (mcore_arith_K_S_operand): Run the test for the S constraint not
27526 the test for the M constraint.
27527 (mcore_addsub_operand): Do not accept integer values that are
27528 larger than 32 bits.
27529 * config/mcore/mcore.md: Remove unused constraints from split.
27530 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27531 (addsi3): Likewise.
27532 (allocate_stack): Likewise.
27533 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27534 operands to 32 bits.
27535 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27537 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27538 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27539 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27540 mcore_output_bclri, mcore_output_andn, output_inline_const,
27541 mcore_output_move, mcore_output_movedouble): Likewise.
27542 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27543 (output_inline_const): Likewise.
27544 (output_inline_const): Fix format strings used in sprintf
27546 * config/mcore/mcore-protos.h: Update prototypes for changed
27547 functions in mcore.c.
27548 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27549 HOST_WIDE_INT and not int.
27550 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27551 CONST_OK_FOR_N): Likewise.
27552 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27553 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27556 2007-01-10 Jan Hubicka <jh@suse.cz>
27558 * tree-vrp.c (remove_range_assertions): Release defs.
27559 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27560 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27562 2007-01-10 Paul Brook <paul@codesourcery.com>
27564 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27565 * config/arm/arm.md (mulsi3subsi): New insn.
27567 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27569 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27570 (tree_transform_and_unroll_loop): New.
27571 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27574 2007-01-10 Robert Kennedy <jimbob@google.com>
27576 * fold-const.c (fold_comparison): Fold comparisons like (x *
27577 1000 < 0) to (x < 0).
27579 2007-01-10 Ian Lance Taylor <iant@google.com>
27581 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27582 operands have the same priority.
27584 2007-01-10 Tom Tromey <tromey@redhat.com>
27586 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27587 (fold_binary): Likewise.
27588 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27589 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27590 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27591 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27592 * langhooks.h (struct lang_hooks): Removed field
27593 'can_use_bit_fields_p'.
27595 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27597 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27599 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27601 * function.c (get_last_funcdef_no): New function.
27602 * function.h (get_last_funcdef_no): Declare.
27603 * tree-inline.c (initialize_cfun): Add initialization.
27604 (tree_function_versioning): Cleanup.
27606 2007-01-10 Jan Hubicka <jh@suse.cz>
27608 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27611 2007-01-10 Sa Liu <saliu@de.ibm.com>
27612 Ben Elliston <bje@au.ibm.com>
27614 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27615 for SAVE_NONLOCAL and Pmode for any other save level.
27616 * spu-protos.h (spu_restore_stack_block): Declare.
27617 * spu.md (save_stack_block): Remove.
27618 (restore_stack_block): Call spu_restore_stack_block.
27619 * spu.c (spu_restore_stack_block): New function.
27620 (spu_expand_epilogue): Remove old comment.
27622 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27624 PR tree-optimization/30322
27625 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27626 (cand_value_at): Return the value as aff_tree.
27627 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27628 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27629 aff_combination_mult): New functions.
27630 (aff_combination_add): Use aff_combination_add_cst.
27631 (aff_combination_convert): Allow conversions to a wider type.
27632 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27633 * tree-affine.h (aff_combination_mult): Declare.
27635 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27637 * doc/tm.texi: Update documentation to reflect reality of exec
27638 and start file search behaviours. Update copyright year.
27639 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27640 header file directories.
27642 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27644 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27645 (*cosxf2): Rename to cosxf2_i387.
27646 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27647 using X87MODEF12 mode macro. Rename patterns to
27648 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27650 (*cosdf2, *cossf2): Ditto.
27651 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27652 to match extended input operands.
27653 (sincos<mode>3): New expander.
27654 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27655 insn patterns and corresponding splitters.
27657 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27659 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27660 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27662 2007-01-09 Nicolas Pitre <nico@cam.org>
27665 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27667 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27669 * target.h (struct gcc_target): New field library_rtti_comdat.
27670 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27671 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27672 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27673 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27675 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27677 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27679 2007-01-08 Richard Guenther <rguenther@suse.de>
27681 * tree.h (force_fit_type_double): Export.
27682 (force_fit_type): Remove.
27683 * fold-const.c (force_fit_type_double): New function.
27684 (force_fit_type): Remove.
27685 (int_const_binop): Use it.
27686 (fold_convert_const_int_from_int): Likewise.
27687 (fold_convert_const_int_from_real): Likewise.
27688 (fold_div_compare): Likewise.
27689 (fold_sign_changed_comparison): Likewise.
27690 (fold_unary): Likewise.
27691 (fold_negate_const): Likewise.
27692 (fold_abs_const): Likewise.
27693 (fold_not_const): Likewise.
27694 * c-common.c (shorten_compare): Use force_fit_type_double.
27695 * convert.c (convert_to_pointer): Likewise.
27697 2007-01-08 Richard Guenther <rguenther@suse.de>
27699 * tree.h (build_int_cst_wide_type): Export.
27700 * tree.c (build_int_cst_wide_type): New function.
27701 (build_int_cst_wide): Fix comment.
27702 * builtins.c (fold_builtin_object_size): Use build_int_cst
27703 to build -1 or 0 of the correct type. Use fit_double_type
27704 to check for overflow.
27705 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27707 (decode_field_reference): Likewise.
27708 (all_ones_mask_p): Likewise.
27709 (native_interpret_int): Use build_int_cst_wide_type.
27710 (fold_binary): Use build_int_cst_type to build an all-ones
27712 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27714 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27716 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27718 2007-01-09 Ben Elliston <bje@au.ibm.com>
27720 * genautomata.c (STATS_OPTION): New option.
27721 (stats_flag): New flag.
27722 (gen_automata_option): Handle it.
27723 (initiate_automaton_gen): Ditto.
27724 (write_automata): Output statistics only if stats_flag is
27725 set. Likewise, output time statistics only if time_flag is set.
27726 * doc/md.texi (Processor pipeline description): Document new flag.
27728 2007-01-08 Richard Guenther <rguenther@suse.de>
27730 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27731 * tree.c (build_int_cst_type): Likewise.
27732 (size_in_bytes): Don't call force_fit_type on the result.
27733 (int_fits_type_p): Use fit_double_type.
27734 * fold-const.c (fit_double_type): New function.
27735 (force_fit_type): Use it.
27736 * tree.h (fit_double_type): Export.
27738 2007-01-08 Jan Hubicka <jh@suse.cz>
27740 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27741 * ipa.c (function_and_variable_visibility): Fix return type.
27743 2007-01-08 Richard Guenther <rguenther@suse.de>
27745 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27746 of offset to build the index.
27747 * tree-pretty-print.c (dump_generic_node): Don't build negated
27748 const just for printing.
27749 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27750 * builtins.c (fold_builtin_int_roundingfn): Check if result
27751 fits the type by using force_fit_type and comparing the result.
27752 * predict.c (predict_loops): Use compare_tree_int for comparison.
27753 * tree.c (build_int_cst): Fall back to integer_type_node for
27755 (build_int_cst_wide): Assert type is non-null.
27757 2007-01-08 Roberto Costa <roberto.costa@st.com>
27759 * tree-vrp.c (extract_range_from_cond_expr): New.
27760 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27761 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27763 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27764 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27765 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27766 used as expressions.
27767 * tree-object-size.c (cond_expr_object_size): New.
27768 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27770 2007-01-08 Jan Hubicka <jh@suse.cz>
27772 * tree-ssa-forwprop.c (forward_propagate_into_cond,
27773 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
27776 2007-01-08 Richard Guenther <rguenther@suse.de>
27778 PR tree-optimization/23603
27779 * tree-vrp.c (set_value_range_to_truthvalue): New function.
27780 (extract_range_from_binary): Fall back to truthvalue instead of
27781 varying for TRUTH_*_EXPR.
27782 (extract_range_from_comparison): Fall back to truthvalue instead of
27784 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
27785 if all visited PHI values were constant.
27787 2007-01-08 Jan Hubicka <jh@suse.cz>
27789 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
27790 (cgraph_analyze_function): break out from ...
27791 (cgraph_finalize_compilation_unit): ... here.
27792 (cgraph_expand_function): Remove forgoten commented out line.
27793 (cgraph_optimize): Analyze functions.
27795 2007-01-08 Jan Hubicka <jh@suse.cz>
27797 * tree-pas.h (TODO_remove_function): New flag.
27798 (TODO_update*): Renumber.
27799 (pass_ipa_increase_alignment,
27800 pass_ipa_function_and_variable_visibility): New passes.
27801 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
27802 (cgraph_function_and_variable_visibility): Move to ipa.c
27803 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
27804 cgraph_increase_alignment.
27805 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
27806 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
27807 calling tree-inline.
27808 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
27809 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
27810 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
27811 (gate_increase_alignment): New function.
27812 (pass_ipa_increase_alignment): New pass.
27813 * ipa.c: Inline tree-pass.h and timevar.h
27814 (function_and_variable_visibility): Move here from cgraphunit.c
27815 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
27816 * passes.c (init_optimization_passes): Add the two new passes.
27817 (execute_todo): Handle cgraph_remove_functions.
27819 2007-01-08 Nick Clifton <nickc@redhat.com>
27821 * config/frv/predicates.md (reg_or_0_operand): Accept
27824 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
27826 * config/bfin/rtems.h, config/bfin/t-rtems: New.
27827 * config.gcc: Add bfin*-rtems*.
27829 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27831 * c.opt: Add -flax-vector-conversions.
27832 * c-typeck.c (convert_for_assignment): Pass flag to
27833 vector_types_convertible_p to allow emission of note.
27834 (digest_init): Likewise.
27835 * c-opts.c: Handle -flax-vector-conversions.
27836 * c-common.c (flag_lax_vector_conversions): New.
27837 (vector_types_convertible_p): Unless -flax-vector conversions
27838 has been passed, disallow conversions between vectors with
27839 differing numbers of subparts and/or element types. If such
27840 a conversion is disallowed, possibly emit a note on the first
27841 occasion only to inform the user of -flax-vector-conversions.
27842 The new last argument specifies this.
27843 * c-common.h (flag_lax_vector_conversions): New.
27844 (vector_types_convertible_p): Add extra argument.
27845 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
27846 char_type_node for V*QI type vectors.
27847 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
27848 Update to satisfy new typechecking rules.
27849 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
27850 C and C++ variants.
27851 * doc/invoke.texi (C Dialect Options): Document
27852 -flax-vector-conversions.
27854 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27856 PR tree-optimization/29877
27857 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
27858 a register variable on the RHS to not be replaceable.
27860 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
27861 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
27862 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
27863 const_simm15, const_pow2, const_npow2): Added.
27864 * config/score/misc.md (insv, extv, extzv, movmemsi,
27865 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
27866 * config/score/score.c (score_address_cost, score_select_cc_mode):
27868 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
27869 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
27870 Update score_print_operand.
27871 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
27872 Adjust register allocate order and update some macro define.
27873 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
27874 mdx_block_move_straight, mdx_block_move_loop_head,
27875 mdx_block_move_loop_body, mdx_block_move_loop_foot,
27876 mdx_block_move_loop, mdx_block_move): Added.
27877 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
27878 mdp_limm): Updated and fix some bug and typo.
27879 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
27880 (movsf, movdf, doloop_end): Added.
27882 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
27884 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
27885 config/arm/thumb2.md: Fix comment typos.
27886 * doc/extend.texi: Fix a typo.
27888 2007-01-07 Eric Christopher <echristo@apple.com>
27890 * configure.ac: Check for __stack_chk_fail for darwin.
27891 * configure: Regenerate.
27893 2007-01-07 Richard Guenther <rguenther@suse.de>
27895 * tree-vrp.c (extract_range_from_assert): CSE calls to
27896 compare_values where possible.
27897 (extract_range_from_unary_expr): Likewise.
27899 2007-01-07 Anatoly Sokolov <aesok@post.ru>
27901 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
27902 * config/avr/avr.c (call_insn_operand): Delete function.
27903 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
27904 instead of register number. Use predicates.
27905 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
27906 call_insn_operand): Add.
27908 2007-01-06 Jan Hubicka <jh@suse.cz>
27910 * tree-pass.h (pass_build_cgraph_edges): Declare.
27911 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
27912 (visited_nodes): Remove.
27913 (cgraph_create_edges): Move to cgraphbuild.c; rename to
27914 build_cgrpah_edges; make visited_nodes local.
27915 (cgraph_process_new_functions): DO not call initialize_inline_failed.
27916 (record_references_in_initializer): Move to cgraphbuild.c
27917 (initialize_inline_failed, rebuild_cgraph_edges,
27918 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
27919 (verify_cgraph_node): Make visited_nodes local.
27920 (cgraph_analyze_function): Do not call cgraph_create_edges and
27921 initialize_inline_failed.
27922 (cgraph_expand_function): Do not call cgraph_lower_function;
27923 assert that function is already lowered.
27924 * Makefile.in (cgraphbuild.o): New.
27925 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
27926 at the end of lowering passes.
27928 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
27930 * ifcvt.c (cond_move_convert_if_block): New function, code
27931 factored out from...
27932 (cond_move_process_if_block): ...here. Call the new function
27933 on the THEN and ELSE blocks.
27934 (merge_if_block): Do not copy global_live_at_end, merge_blocks
27935 already takes care of this.
27937 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27940 * tree.h (TREE_OVERFLOW_P): New.
27941 * c-typeck.c (parser_build_unary_op): Warn only if result
27942 overflowed and operands did not.
27943 (parser_build_binary_op): Likewise.
27944 (convert_for_assignment): Remove redundant overflow_warning.
27945 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
27947 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27949 * c-typeck.c (store_init_value): Split over two lines to follow
27950 the GNU coding style.
27952 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
27954 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
27955 __GXX_EXPERIMENTAL_CXX0X__.
27956 * doc/cpp.texi: Same.
27958 2007-01-05 Richard Guenther <rguenther@suse.de>
27960 PR middle-end/27826
27961 * tree.c (get_narrower): Do not construct COMPONENT_REFs
27962 with mismatched types. Instead explicitly build a
27963 conversion NOP_EXPR.
27965 2007-01-05 Ian Lance Taylor <iant@google.com>
27967 * c-common.c (decl_with_nonnull_addr_p): New function.
27968 (c_common_truthvalue_conversion): Call it.
27969 * c-typeck.c (build_binary_op): Likewise.
27970 * c-common.h (decl_with_nonnull_addr_p): Declare.
27972 2007-01-05 Jakub Jelinek <jakub@redhat.com>
27975 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
27978 2007-01-05 Joel Brobecker <brobecker@adacore.com>
27980 * doc/install.texi (Final install): Document the fact that
27981 the GNAT runtime should not be stripped.
27983 2007-01-04 Jan Hubicka <jh@suse.cz>
27985 * tree-inline.c (fold_marked_statements): Update operand caches
27986 and EH after folding
27988 2007-01-04 Ian Lance Taylor <iant@google.com>
27990 * c-common.c (check_function_nonnull): Whitespace fix.
27992 2007-01-04 Jan Hubicka <jh@suse.cz>
27994 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
27995 comitted older version of patch.
27996 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
27997 function, celanup cfg and collect garbage.
27999 2007-01-04 Mike Stump <mrs@apple.com>
28001 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28004 2007-01-04 Eric Christopher <echristo@apple.com>
28006 * libgcc2.c (__bswapsi2): Use SItype.
28007 (__bswapdi2): Use DItype.
28008 * libgcc2.h: Update for above.
28010 2007-01-04 Paul Brook <paul@codesourcery.com>
28012 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28013 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28014 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28015 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28016 umulsi3_highpart): Make conditional on !arm_arch6.
28017 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28018 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28019 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28020 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28021 umulsi3_highpart_v6): New insns.
28023 2007-01-04 Roger Sayle <roger@eyesopen.com>
28025 * fold-const.c (fold_convert): When casting an expression to void,
28026 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28027 have a type. Instead of attempting to build a NOP_EXPR, return
28028 these "special" trees directly.
28030 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28032 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28033 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28034 rs6000_cost->fp not 0 as adjustment for outer NEG.
28036 2007-01-04 Jan Hubicka <jh@suse.cz>
28038 * cgraph.c (cgraph_release_function_body): New function.
28039 (cgraph_remove_node): Use it.
28040 * cgraph.h (cgraph_release_function_body): Declare.
28041 * cgraphunit.c (cgraph_expand_function): Use it.
28042 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28043 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28044 is initialized and while compilation of other function is running.
28045 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28046 statement CFG annotations from here to ...
28047 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28049 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28051 * cfgloop.h (enum li_flags): Make the constants powers of two.
28053 2007-01-04 Jan Hubicka <jh@suse.cz>
28055 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28057 (fold_marked_statements): New function.
28058 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28059 * tree-inline.h (copy_body_data): Add statements_to_fold.
28061 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28063 * config.gcc: Mention libgcc/config.host.
28064 * Makefile.in: Update comments mentioning libgcc.
28065 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28066 (all.cross, start.encap, rest.encap, rest.cross): Update
28067 dependencies for libgcc move.
28068 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28069 (clean-target, clean-target-libgcc): Delete.
28070 (srcdirify, GCC_EXTRA_PARTS): New macros.
28071 (libgcc-support, libgcc.mvars): New rules.
28072 (distclean): Remove mention of mklibgcc.
28073 (install): Don't reference INSTALL_LIBGCC.
28074 (install-common): Don't reference EXTRA_PARTS.
28075 (install-libgcc, install-multilib): Delete rules.
28076 * mklibgcc.in: Delete file.
28077 * doc/configfiles.texi: Don't mention mklibgcc.
28079 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28080 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28081 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28082 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28083 (mklibgcc, ldblspecs): Likewise.
28085 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28086 (posixpre.def): Use $(T).
28087 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28088 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28089 (SHLIB_LINK): Make dummy.
28090 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28092 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28094 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28095 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28096 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28097 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28099 * configure.ac (all_outputs): Remove mklibgcc.
28100 * configure: Regenerated.
28102 2007-01-03 Josh Conner <jconner@apple.com>
28104 PR middle-end/29683
28105 * calls.c (compute_argument_addresses): Set stack and stack_slot
28106 for partial args, too.
28107 (store_one_arg): Use locate.size.constant for the size when
28108 generating a save_area.
28110 2007-01-03 Robert Kennedy <jimbob@google.com>
28112 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28113 whose definitions are deleted due to basic block merging.
28115 2007-01-03 Paul Brook <paul@codesourcery.com>
28118 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28120 (use_return_insn): Return 0 for Thumb interrupt functions.
28121 (print_multi_reg): Add rfe argument for IRQ returns.
28122 (arm_output_epilogue): Pop interrupt return address directly into PC.
28123 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28125 2007-01-03 Paul Brook <paul@codesourcery.com>
28127 Merge from sourcerygxx-4_1.
28128 * config/arm/thumb2.md: New file.
28129 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28131 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28132 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28133 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28134 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28136 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28137 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28139 * config/arm/ieee754-sf.S: Ditto.
28140 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28141 (thumb1_base_register_rtx_p): ... to this.
28142 (thumb_index_register_rtx_p): Rename...
28143 (thumb1_index_register_rtx_p): ... to this.
28144 (thumb_output_function_prologue): Rename...
28145 (thumb1_output_function_prologue): ... to this.
28146 (thumb_legitimate_address_p): Rename...
28147 (thumb1_legitimate_address_p): ... to this.
28148 (thumb_rtx_costs): Rename...
28149 (thumb1_rtx_costs): ... to this.
28150 (thumb_compute_save_reg_mask): Rename...
28151 (thumb1_compute_save_reg_mask): ... to this.
28152 (thumb_final_prescan_insn): Rename...
28153 (thumb1_final_prescan_insn): ... to this.
28154 (thumb_expand_epilogue): Rename...
28155 (thumb1_expand_epilogue): ... to this.
28156 (arm_unwind_emit_stm): Rename...
28157 (arm_unwind_emit_sequence): ... to this.
28158 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28159 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28160 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28161 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28162 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28163 thumb2_output_casesi): New functions.
28164 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28165 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28166 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28167 THUMB2_WORK_REGS): Define.
28168 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28169 arm_condexec_mask, arm_condexec_masklen)): New variables.
28170 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28171 (arm_override_options): Check new CPU capabilities.
28172 Set new architecture flag variables.
28173 (arm_isr_value): Handle v7m interrupt functions.
28174 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28176 (const_ok_for_arm): Handle Thumb-2 constants.
28177 (arm_gen_constant): Ditto. Use movw when available.
28178 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28180 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28181 (thumb_find_work_register, arm_load_pic_register,
28182 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28183 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28184 print_multi_reg, output_mov_long_double_fpa_from_arm,
28185 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28186 output_mov_double_fpa_from_arm, output_move_double,
28187 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28188 output_return_instruction, arm_output_function_prologue,
28189 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28190 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28191 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28192 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28193 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28194 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28196 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28197 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28198 (arm_file_start): Output directive for unified syntax.
28199 (arm_unwind_emit_set): Handle stack alignment instruction.
28200 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28201 Add v6t2, v7, v7a, v7r and v7m.
28202 (RETLDM): Add Thumb-2 code.
28203 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28204 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28205 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28206 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28207 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28208 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28209 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28210 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28211 ADJUST_INSN_LENGTH): Define.
28212 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28213 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28214 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28215 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28216 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28217 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28218 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28219 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28220 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28221 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28222 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28223 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28224 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28225 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28226 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28227 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28228 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28230 * config/arm/arm-tune.md: Regenerate.
28231 * config/arm/arm-protos.h: Update prototypes.
28232 * config/arm/vfp.md: Enable patterns for Thumb-2.
28233 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28234 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28235 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28236 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28237 * config/arm/libunwind.S: Add Thumb-2 code.
28238 * config/arm/constraints.md: Update include Thumb-2.
28239 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28240 * config/arm/ieee754-df.S: Ditto.
28241 * config/arm/bpabi.S: Ditto.
28242 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28243 * config/arm/predicates.md (low_register_operand,
28244 low_reg_or_int_operand, thumb_16bit_operator): New.
28245 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28246 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28247 * config/arm/t-arm-elf: Add armv7 multilib.
28248 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28250 (UNSPEC_STACK_ALIGN, ce_count): New.
28251 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28252 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28254 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28255 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28256 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28257 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28258 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28259 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28261 * doc/extend.texi: Document ARMv7-M interrupt functions.
28262 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28264 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28266 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28267 (struct _Unwind_Context): Rename args_size to flags, remove
28268 signal_frame field, add a new args_size field and version field.
28269 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28270 _Unwind_IsExtendedContext): New inline functions.
28271 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28272 Assume by_value array is only present if _Unwind_IsExtendedContext.
28273 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28274 _Unwind_IsSignalFrame.
28275 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28276 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28277 (uw_init_context_1): Initialize context->flags to
28278 EXTENDED_CONTEXT_BIT.
28279 * config/rs6000/linux-unwind.h (frob_update_context): Use
28280 _Unwind_SetSignalFrame.
28282 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28284 PR middle-end/30353
28285 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28286 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28289 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28291 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28292 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28293 RET, AT_SP): Remove.
28294 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28297 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28298 * cfgbuild.c (find_basic_blocks): Likewise.
28299 * cfgrtl.c (rtl_create_basic_block): Likewise.
28300 * function.c (temp_slots_at_level): Likewise.
28301 * reg-stack.c (stack_regs_mentioned): Likewise.
28302 * regclass.c (allocate_reg_info): Likewise.
28303 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28304 set_bb_for_stmt, move_block_to_fn): Likewise.
28305 * tree-complex.c (tree_lower_complex): Likewise.
28306 * vec.h (VEC_safe_grow_cleared): New.
28308 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28310 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28312 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28313 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28315 * cfgloopmanip.c (scale_loop_frequencies): Export.
28316 (loopify): Scale the frequencies by prescribed coefficients.
28317 (set_zero_probability): New function.
28318 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28319 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28320 and frequencies according to arguments.
28321 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28323 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28324 * modulo-sched.c (sms_schedule): Set probabilities for entering
28325 versioned loop correctly.
28326 * tree-vect-transform.c (vect_transform_loop): Ditto.
28327 * cfgloop.h (loopify, loop_version): Declaration changed.
28328 (scale_loop_frequencies): Declared.
28330 2007-01-02 Jan Hubicka <jh@suse.cz>
28332 * cgraph.c: Include tree-flow.h
28333 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28334 early_local_passes.
28335 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28336 * tree-pass.h (pass_all_early_optimizations): Declare.
28337 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28338 early_local_passes.
28339 (cgraph_analyze_function): Do early_local_passes.
28340 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28341 Do not add referenced vars.
28342 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28344 (gate_all_early_local_passes): New gate.
28345 (pass_early_local_passes): Use new gate.
28346 (execute_early_local_optimizations): New functions.
28347 (gate_all_early_optimizations): New gate.
28348 (pass_all_early_optimizations): New pass.
28349 (execute_free_datastructures): Free SSA only when initialized.
28350 (gate_init_datastructures): Init only when optimizing.
28351 (tree_lowering_passes): Do early local passes when called late.
28352 * tree-profile.c (do_tree_profiling): Don't profile functions added
28354 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28355 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28357 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28358 during early_local_passes.
28359 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28362 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28364 * Makefile.in: Update copyright year.
28366 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28368 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28369 in $(lang_checks) and check-consistency targets.
28371 2007-01-02 Jan Hubicka <jh@suse.cz>
28373 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28374 Do not add referenced vars.
28375 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28377 * passes.c (init_optimization_passes): Put mudflap_2 after
28378 free_datastructures.
28380 2007-01-02 Jan Hubicka <jh@suse.cz>
28382 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28383 Set NOTHROW flag on call statements proved to be nothrow.
28384 Update statement of local calls so new pure/const functions are
28385 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28387 (tree_rest_of_compilation): Register hooks and initialize bitmap
28388 early. Do not set after_inlining flag.
28390 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28392 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28393 HOST_BITS_PER_LONGLONG
28395 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28398 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28399 warning for non-static initializers.
28401 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28403 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28404 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28405 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28406 Always use set_unique_reg_note to add REG_EQUAL notes.
28408 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28411 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28413 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28414 * cfgbuild.c (find_basic_blocks): Likewise.
28415 * cfgrtl.c (rtl_create_basic_block): Likewise.
28416 * function.c (temp_slots_at_level): Likewise.
28417 * reg-stack.c (stack_regs_mentioned): Likewise.
28418 * regclass.c (allocate_reg_info): Likewise.
28419 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28420 set_bb_for_stmt, move_block_to_fn): Likewise.
28421 * tree-complex.c (tree_lower_complex): Likewise.
28422 * vec.h (VEC_safe_grow_cleared): New.
28424 2007-01-02 Ian Lance Taylor <iant@google.com>
28426 * c-common.c (c_common_truthvalue_conversion): When warning about
28427 using an assignment as a truth value, set TREE_NO_WARNING.
28429 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28432 * c.opt (Wold-style-declaration): New.
28433 * doc/invoke.texi (C-only Warning Options): New.
28434 (Wold-style-declaration): Document it.
28435 (Wextra): Enabled by -Wextra.
28436 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28437 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28438 -Wold-style-declaration.
28440 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28442 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28443 * cfgbuild.c (find_basic_blocks): Likewise.
28444 * cfgrtl.c (rtl_create_basic_block): Likewise.
28445 * function.c (temp_slots_at_level): Likewise.
28446 * reg-stack.c (stack_regs_mentioned): Likewise.
28447 * regclass.c (allocate_reg_info): Likewise.
28448 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28449 set_bb_for_stmt, move_block_to_fn): Likewise.
28450 * tree-complex.c (tree_lower_complex): Likewise.
28451 * vec.h (VEC_safe_grow_cleared): New.
28453 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28455 * c-common.c (c_common_nodes_and_builtins): Since variants of
28456 void_type_node get built before it is given a name, we need to
28457 give those variants the name, too.
28458 (complete_array_type): We need to work with the canonical main
28459 type of the array, from which we will build the qualified version.
28460 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28461 * print-tree.c (print_node): Display canonical type information
28463 * stor-layout.c (layout_type): When we don't know the
28464 alignment of a type for which we're building an array, we end up
28465 guessing wrong, so make the type require structural equality.
28466 * tree.c (make_node_stat): When we build a new type, it is its
28467 own canonical type.
28468 (build_type_attribute_qual_variant): When building an attribute
28469 variant, its canonical type is the non-attribute variant. However,
28470 if the attributes are target-dependent and they differ, we need to
28471 use structural equality checks for this type.
28472 (build_qualified_type): A qualified type is not equivalent to its
28473 unqualified variant; set the canonical type appropriately.
28474 (build_distinct_type_copy): When building a distinct type from
28475 another type, the new type is its own canonical type.
28476 (build_variant_type_copy): When building a new type variant, we
28477 assume that it is equivalent to the original type.
28478 (build_pointer_type_for_mode): When building a pointer type, also
28479 build a canonical type pointer.
28480 (build_reference_type_for_mode): When building a reference type,
28481 also build a canonical type reference.
28482 (build_index_type): When we can't hash an index type (e.g.,
28483 because its maximum value is negative), the index type requires
28484 structural equality tests.
28485 (build_array_type): Build the canonical form of an array type.
28486 (build_function_type): Function types require structural equality,
28487 because they contain default arguments, attributes, etc.
28488 (build_method_type_directly): Ditto for method types.
28489 (build_offset_type): Build the canonical offset type.
28490 (build_complex_type): Build the canonical vector type.
28491 (make_vector_type): Build the canonical vector type.
28492 * tree.h (TYPE_CANONICAL): New.
28493 (TYPE_STRUCTURAL_EQUALITY_P): New.
28494 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28495 (struct tree_type): Added "canonical" field.
28496 * params.h (VERIFY_CANONICAL_TYPES): New.
28497 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28498 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28499 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28500 * doc/invoke.texi (verify-canonical-types): Document --param
28501 parameter for verifying canonical types.
28503 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28505 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28506 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28507 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28508 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28510 * config/rs6000/e500.h: New.
28511 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28512 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28514 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28515 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28516 TARGET_E500_DOUBLE): Remove.
28517 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28518 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28519 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28520 * config/rs6000/rs6000.c (rs6000_override_options): Use
28521 CHECK_E500_OPTIONS.
28523 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28525 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28526 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28527 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28528 rs6000_emit_cmove): Don't check TARGET_E500.
28529 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28530 sordered): Don't check TARGET_E500.
28532 2007-01-01 Eric Christopher <echristo@apple.com>
28534 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28535 HARD_REGISTER_NUM_P.
28537 2007-01-01 Roger Sayle <roger@eyesopen.com>
28539 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28540 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28541 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28544 2007-01-01 Mike Stump <mrs@apple.com>
28546 * configure.ac: Remove support for building with Apple's gcc-3.1.
28548 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28550 PR middle-end/30311
28551 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28552 REG is a hard register. Do not modify REG before calling
28554 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28555 multiple of the size of YMODE for certain lowpart cases.
28557 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28559 PR middle-end/30253
28560 * gimplify (voidify_wrapper_expr): Update for
28561 GIMPLE_MODIFY_STMT.
28563 2007-01-01 Andreas Schwab <schwab@suse.de>
28566 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28567 save of BR0 in extra_spill_size instead of spill_size.
28568 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28570 (ia64_expand_epilogue): Restore BR0 from its new location.
28572 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28574 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28575 Use a temporary variable if the left hand side is not a gimple
28578 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28580 * gimplify.c (gimplify_return_expr): Make the temporary variable
28581 for the return expression, a gimple register variable.
28583 2007-01-01 Jan Hubicka <jh@suse.cz>
28585 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28588 2007-01-01 Mike Stump <mrs@apple.com>
28590 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28592 * config/darwin.c (machopic_select_rtx_section): Use
28593 HAVE_GAS_LITERAL16.
28594 (darwin_mergeable_constant_section): Likewise.
28595 * configure: Regenerate.
28596 * config.in: Regenerate.
28598 2007-01-01 Jan Hubicka <jh@suse.cz>
28599 Andrew Pinski <pinskia@gmail.com>
28601 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28602 before starting IPA passes.